ABOUT THE SPEAKER
Janna Levin - Physicist
Janna Levin is a professor of physics and astronomy at Barnard, where she studies the early universe, chaos, and black holes. She's the author of “How the Universe Got Its Spots" and the novel “A Madman Dreams of Turing Machines.”

Why you should listen

Janna Levin is a Professor of Physics and Astronomy at Barnard College of Columbia University. Her scientific research concerns the early universe, chaos and black holes. Her second book – a novel, A Madman Dreams of Turing Machines – won the PEN/Bingham Fellowship for Writers and was a runner-up for the PEN/Hemingway award for "a distinguished book of first fiction." She is the author of the popular science book, How the Universe Got Its Spots: Diary of a Finite Time in a Finite Space.

She holds a BA in Physics and Astronomy from Barnard College with a concentration in Philosophy, and a PhD from MIT in Physics. She has worked at the Center for Particle Astrophysics (CfPA) at the University of California, Berkeley before moving to the UK where she worked at Cambridge University in the Department of Applied Mathematics and Theoretical Physics (DAMTP). Just before returning to New York, she was the first scientist-in-residence at the Ruskin School of Fine Art and Drawing at Oxford with an award from the National Endowment for Science, Technology, and Arts (NESTA).

Listen to a Q&A with another TED speaker, Krista Tippett -- where they talk math and faith and truth and more ...

More profile about the speaker
Janna Levin | Speaker | TED.com
TED2011

Janna Levin: The sound the universe makes

Janna Levina: Zvuk svemira

Filmed:
1,279,696 views

Za nas je svemir tiho mjesto. Međutim, fizičarka Janna Levin kaže da svemir ima soundtrack – zvučnu kompoziciju koja bilježi neke od najdramatičnijih događaja u vanjskom prostoru. (Crna rupa, na primjer, udara kao bubanj kroz vremenski prostor.) Dostupan širokoumni soundwalk kroz svemir.
- Physicist
Janna Levin is a professor of physics and astronomy at Barnard, where she studies the early universe, chaos, and black holes. She's the author of “How the Universe Got Its Spots" and the novel “A Madman Dreams of Turing Machines.” Full bio

Double-click the English transcript below to play the video.

00:15
I want to askpitajte you all to considerrazmotrite for a secondsekunda
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Pozivam vas da na momenat svi razmotrite
00:18
the very simplejednostavno factčinjenica
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veoma jednostavnu činjenicu
00:20
that, by fardaleko,
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da, do sada
00:22
mostnajviše of what we know about the universeuniverzum
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skoro sve što znamo o univerzumu
00:24
comesdolazi to us from lightsvetlo.
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nam dolazi od svjetlosti.
00:26
We can standštand on the EarthZemlja and look up at the night skynebo
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Možemo stajati na Zemlji i posmatrati zvjezdano nebo
00:29
and see starszvezde with our baregola eyesoči.
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te vidjeti zvijezde golim očima.
00:32
The SunSunce burnsopekotine our peripheralperiferno visionvizija.
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Sunce prži našu perifernu viziju,
00:34
We see lightsvetlo reflectedodražava off the MoonMjesec.
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vidimo svjetlost koja se reflektira sa Mjeseca,
00:37
And in the time sinceod tada GalileoGalileo pointedpokazao that rudimentaryrudimentaran telescopeteleskop
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i otkad je Galileo uperio najosnovniji teleskop
00:41
at the celestialNebeski bodiestela,
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prema nebeskim tijelima,
00:44
the knownpoznato universeuniverzum has come to us throughkroz lightsvetlo,
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poznati univerzum nam se prikazao putem svjetlosti,
00:47
acrosspreko vastogromno erasepoha in cosmickosmički historyistorija.
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kroz ogromne epohe kosmičke historije.
00:50
And with all of our modernmoderno telescopesteleskopi,
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I sa svim našim modernim teleskopima,
00:53
we'vemi smo been ablesposoban to collectskupiti
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bili smo u prilici prikupiti
00:55
this stunningzapanjujuće silenttiho moviefilm of the universeuniverzum --
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ovaj zadivljujući nijemi film svemira-
00:58
these seriesserije of snapshotssnimke
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ove serije snimaka
01:01
that go all the way back to the BigVeliki BangPrasak.
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koje sežu skroz unatrag do Velikog praska.
01:04
And yetjoš uvek, the universeuniverzum is not a silenttiho moviefilm
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A ipak, univerzum nije nijemi film,
01:07
because the universeuniverzum isn't silenttiho.
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jer univerzum nije tih.
01:09
I'd like to convinceubedi you
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Voljela bih vas uvjeriti
01:11
that the universeuniverzum has a soundtrackZvučni zapis
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da univerzum ima svoju muziku,
01:13
and that soundtrackZvučni zapis is playedigrao on spaceprostor itselfsam,
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i da se ta muzika sama stvara u svemiru.
01:17
because spaceprostor can wobblevalovanje like a drumbubanj.
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Jer svemir može vibrirati kao bubanj.
01:20
It can ringprsten out a kindkind of recordingsnimanje
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Može predočiti snimak nekih najdramatičnijih događaja
01:23
throughoutu celini the universeuniverzum
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kroz univerzum
01:25
of some of the mostnajviše dramaticdramaticno eventsdogađaji as they unfoldrazvijati.
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baš onako kako su se odigrali.
01:28
Now we'dmi smo like to be ablesposoban to adddodati
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Sada, voljeli bismo kada bismo mogli dodati
01:31
to a kindkind of gloriousslavno visualvizuelni compositionkompozicija
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slavnim vizuelnim kompozicijama univerzuma
01:34
that we have of the universeuniverzum --
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koje imamo
01:36
a sonicZvučni compositionkompozicija.
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i zvučnu komponentu.
01:38
And while we'vemi smo never heardčuo the soundszvuci from spaceprostor,
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Premda, nikada nismo čuli zvukove iz svemira,
01:42
we really should, in the nextsledeći fewnekoliko yearsgodine,
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stvarno bismo trebali, narednih nekoliko godina,
01:45
startpočnite to turnokrenite up the volumevolumen on what's going on out there.
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da počnemo da pojačavamo zvuk onoga što se tamo događa.
01:47
So in this ambitionambicija
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Tako, u nastojanju
01:49
to capturehvatanje songspjesme from the universeuniverzum,
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da uhvatimo muziku iz univerzuma,
01:52
we turnokrenite our focusfokus
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fokusirali smo se
01:54
to blackcrno holesrupe and the promiseobećanje they have,
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prema obećavajućim crnim rupama,
01:56
because blackcrno holesrupe can bangbang on space-timeprostor-vrijeme
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jer one mogu bubnjati po prostoru-vremenu
01:59
like malletspalica on a drumbubanj
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kao maljevi po dobošu
02:01
and have a very characteristickarakteristična songpjesma,
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i imati veoma karakterističnu pjesmu,
02:03
whichšto I'd like to playigraj for you -- some of our predictionspredviđanja
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koju bih vam voljela dočarati kroz jednu od naših predikcija
02:06
for what that songpjesma will be like.
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kako bi ta pjesma mogla izgledati.
02:08
Now blackcrno holesrupe are darktamno againstprotiv a darktamno skynebo.
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Sada, crne rupe su tama na mračnom nebu.
02:11
We can't see them directlydirektno.
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Ne možemo ih vidjeti direktno.
02:13
They're not broughtdoveden to us with lightsvetlo, at leastnajmanje not directlydirektno.
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Nisu nam dostupne putem svjetlosti, barem ne direktno.
02:16
We can see them indirectlyindirektno,
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Možemo ih vidjeti indirektno,
02:18
because blackcrno holesrupe wreakiskaliti havocpustoš on theirnjihova environmentokruženje.
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jer crne rupe izazivaju pustoš u svojoj okolini.
02:21
They destroyuništiti starszvezde around them.
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One uništavaju zvijezde oko sebe.
02:23
They churnstap up debriskrhotine in theirnjihova surroundingsokruženje.
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One sakupljaju otpad iz svog okruženja.
02:26
But they won'tneće come to us directlydirektno throughkroz lightsvetlo.
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Te nam se ne prikazuju direktno putem svjetlosti.
02:28
We mightMožda one day see a shadowSjena
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Možda ćemo jednog dana vidjeti sjenku
02:30
a blackcrno holerupa can castcast on a very brightsvetao backgroundbackground,
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crne rupe na veoma svjetloj pozadini,
02:33
but we haven'tnije yetjoš uvek.
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ali još uvijek nismo uspjeli u tome.
02:35
And yetjoš uvek blackcrno holesrupe maymože be heardčuo
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No, ipak, crne rupe se mogu čuti
02:37
even if they're not seenviđeni,
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iako se ne vide,
02:39
and that's because they bangbang on space-timeprostor-vrijeme like a drumbubanj.
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jer one bubnjaju o prostor-vrijeme kao bubanj.
02:43
Now we oweDuguj the ideaideja that spaceprostor can ringprsten like a drumbubanj
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Zamisao da svemir može zvučati kao bubanj
02:46
to AlbertAlbert EinsteinEinstein -- to whomkoga we oweDuguj so much.
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dugujemo Albertu Einsteinu, kojem dugujemo toliko mnogo.
02:49
EinsteinEinstein realizedrealizovan that if spaceprostor were emptyprazno,
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Einstein je shvatio da ukoliko bi prostor bio prazan,
02:51
if the universeuniverzum were emptyprazno,
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ukoliko bi univerzum bio prazan,
02:53
it would be like this pictureslika,
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bio bi poput ove slike,
02:56
exceptosim for maybe withoutbez the helpfulkorisno gridmreža drawnnacrtan on it.
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samo možda bez ovih pomoćnih linija na njoj.
02:59
But if we were freelyslobodno fallingpada throughkroz the spaceprostor,
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Ali ukoliko bismo slobodno padali kroz svemir,
03:02
even withoutbez this helpfulkorisno gridmreža,
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čak i bez ovih pomoćnih linija,
03:04
we mightMožda be ablesposoban to paintboje it ourselvessami,
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bili bismo u mogućnosti da ih naslikamo,
03:06
because we would noticebiljeska that we traveledputovao alongzajedno straightravno lineslinije,
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jer bismo primjetili da smo putovali pravim linijama,
03:09
undeflectedundeflected straightravno pathsstaze
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direktnim pravim linijama
03:11
throughkroz the universeuniverzum.
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kroz univerzum.
03:13
EinsteinEinstein alsotakođe realizedrealizovan --
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Einstein je, također, uvidio
03:15
and this is the realstvarno meatmeso of the matterstvar --
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i ovo je bit ovoga--
03:17
that if you put energyenergija or massmasa in the universeuniverzum,
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ako sastavite energiju i masu u univerzumu.
03:20
it would curvekriva spaceprostor,
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to će zakrivit svemir.
03:22
and a freelyslobodno fallingpada objectobjekat
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I slobodno padajući objekti
03:24
would passprolaz by, let's say, the SunSunce
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bi prošli, recimo, pored Sunca
03:26
and it would be deflectedMeteori
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i bili bi privučeni
03:28
alongzajedno the naturalprirodno curveskrivine in the spaceprostor.
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prirodnom zakrivljenošću prostora.
03:30
It was Einstein'sEinsteinova great generalgeneralno theoryteorija of relativityrelativnost.
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Što je Einsteinova čuvena opšta teorija relativiteta.
03:34
Now even lightsvetlo will be bentsavijena by those pathsstaze.
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Čak se i svjetlo savija tim stazama.
03:37
And you can be bentsavijena so much
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Te se može doći do takvog savijanja
03:39
that you're caughtuhvaćen in orbitorbita around the SunSunce,
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da se zarobite u orbiti Sunca,
03:41
as the EarthZemlja is, or the MoonMjesec around the EarthZemlja.
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kao što je to slučaj sa Zemljom ili Mjesecom oko Zemlje.
03:43
These are the naturalprirodno curveskrivine in spaceprostor.
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Radi se o prirodnim krivuljama u svemiru.
03:46
What EinsteinEinstein did not realizeshvatiti
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Ono što Einstein nije opazio
03:48
was that, if you tookuzela our SunSunce
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je to da, ako uzmete naše Sunce
03:50
and you crushedsrušeno it down to sixšest kilometerskilometara --
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i sabijete na šest kilometara u prečniku--
03:53
so you tookuzela a millionmiliona timesputa the massmasa of the EarthZemlja
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te se dobije milion puta veća masa od Zemljine
03:56
and you crushedsrušeno it to sixšest kilometerskilometara acrosspreko,
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i sabije na šest kilometara u dužini,
03:59
you would make a blackcrno holerupa,
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dobili bi crnu rupu,
04:01
an objectobjekat so densegusto
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objekat tako gust
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that if lightsvetlo veeredmorala biti blizu too closezatvori, it would never escapepobjeći --
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da ukoliko bi svjetlost bila dovoljno blizu, nikada ne bi uspjela pobjeći--
04:06
a darktamno shadowSjena againstprotiv the universeuniverzum.
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tamna sjenka protiv univerzuma.
04:09
It wasn'tnije EinsteinEinstein who realizedrealizovan this,
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Nije Einstein to otkrio
04:11
it was KarlKarl SchwarzschildSchwarzschildov
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riječ je o Karlu Schwarzcildu
04:13
who was a Germannjemački JewŽidov in WorldSvijet WarRat I --
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njemački jevrej koji je se tokom Prvog svjetskog rata
04:15
joinedpridružio se the Germannjemački armyvojska alreadyveć an accomplishedispunjeno scientistnaučnik,
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pridružio njemačkoj vojsci kao već priznati znanstvenik,
04:18
workingraditi on the Russianruski frontfront.
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radeći na ruskom frontu.
04:21
I like to imaginezamislite SchwarzschildSchwarzschildov in the warrat in the trenchesrovova
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Volim zamišljati Schwarzchilda tokom rata u rovovima
04:24
calculatingIzračunavanje ballisticbalistički trajectoriestrajektorija for cannontop firevatra,
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kako vrši balističke proračune putanja projektila za topove,
04:28
and then, in betweenizmeđu,
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i u međuvremenu.
04:30
calculatingIzračunavanje Einstein'sEinsteinova equationsjednačine --
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preračunava Einsteinove jednačine--
04:32
as you do in the trenchesrovova.
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jer se tako i radi u rovovima.
04:34
And he was readingčitanje Einstein'sEinsteinova recentlynedavno publishedobjavljen
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Nedavno je čitao Einsteinovu, prije toga objavljenu
04:36
generalgeneralno theoryteorija of relativityrelativnost,
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opštu teoriju relativiteta,
04:38
and he was thrilleduzbuđeni by this theoryteorija.
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i bio je oduševljen tom teorijom.
04:40
And he quicklybrzo surmisedsurmised
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Ubrzo je pretpostavio
04:42
an exacttačno mathematicalmatematički solutionrješenje
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tačno matematičko rješenje
04:44
that describedopisano something very extraordinaryizvanredan:
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koje je objašnjavalo nešto veoma neobično:
04:46
curveskrivine so strongjak
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krivulje toliko jake
04:48
that spaceprostor would rainkiša down into them,
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da bi svemir upao u njih,
04:51
spaceprostor itselfsam would curvekriva like a waterfallvodopad
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svemir bi se survao u sebe kao vodopad
04:53
flowingteče down the throatgrlo of a holerupa.
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slivajući se u središte rupe.
04:55
And even lightsvetlo could not escapepobjeći this currentstruja.
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I čak ni svjetlost nije u stanju izbjeći ovu struju.
04:58
LightSvjetlo would be draggedvuče down the holerupa
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Svjetlost bi bila uvučena duboko u rupu
05:00
as everything elsedrugo would be,
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kao i sve ostalo,
05:02
and all that would be left would be a shadowSjena.
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i sve što bi ostalo je sjenka.
05:04
Now he wrotenapisao je to EinsteinEinstein,
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Tada je pisao Einsteinu,
05:06
and he said, "As you will see,
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i rekao, "Kao što možete vidjeti,
05:08
the warrat has been kindkind to me enoughdosta.
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rat mi je bio poprilično naklonjen,
05:11
DespiteUnatoč the heavyteška gunfirepucnjavu,
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uprkos teškoj pucnjavi.
05:14
I've been ablesposoban to get away from it all
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Uspio sam pobjeći od svega toga
05:16
and walkhoda throughkroz the landzemljište of your ideasideje."
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i hodati poljem tvojih ideja."
05:19
And EinsteinEinstein was very impressedimpresioniran with his exacttačno solutionrješenje,
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Einstein je bio impresioniran njegovim rješenjem,
05:22
and I should hopenadam se alsotakođe the dedicationposvećenost of the scientistnaučnik.
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te se nadam i posvećenošću ovog znanstvenika.
05:25
This is the hardworkingRadin scientistnaučnik underispod harshgrubo conditionsuslovi.
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Radi se o predanom znanstveniku koji je radio u teškim uslovima.
05:28
And he tookuzela Schwarzschild'sSchwarzschildov je ideaideja
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Zatim je iznio Schwarzchildove ideje
05:30
to the PrussianPruski AcademyAkademija of SciencesZnanosti the nextsledeći weeksedmicu.
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Pruskoj Akademiji Nauka slijedeće sedmice.
05:33
But EinsteinEinstein always thought blackcrno holesrupe were a mathematicalmatematički oddityneobičnost.
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No, Einstein je uvijek smatrao da su crne rupe matematički izuzetak.
05:36
He did not believe they existedpostojala in naturepriroda.
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Vjerovao je da ne postoje u prirodi.
05:39
He thought naturepriroda would protectštiti us from theirnjihova formationformiranje.
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Mislio je da će nas priroda zaštititi od takvih struktura.
05:42
It was decadesdecenijama
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Prošle su decenije
05:44
before the termtermina "blackcrno holerupa" was coinedskovao
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prije nego će termin crna rupa biti skovan
05:46
and people realizedrealizovan
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i prije nego će ljudi shvatiti
05:48
that blackcrno holesrupe are realstvarno astrophysicalastrofizička objectsobjekata --
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kako su one stvarni astrofizički objekti--
05:50
in factčinjenica they're the deathsmrt statestanje
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u biti one su mrtvo stanje
05:52
of very massivemasivni starszvezde
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veoma masivnih zvijezda
05:54
that collapsekolaps catastrophicallykatastrofalno
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koje katastrofalno kolapsiraju
05:56
at the endkraj of theirnjihova lifetimeživotni vek.
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na kraju svog životnog vijeka.
05:58
Now our SunSunce will not collapsekolaps to a blackcrno holerupa.
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Sada, naše Sunce se neće pretvoriti u crnu rupu.
06:00
It's actuallyzapravo not massivemasivni enoughdosta.
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Ustvari, nije dovoljno masivno.
06:02
But if we did a little thought experimenteksperiment --
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Ali ako bismo napravili jedan teorijski eksperiment--
06:04
as EinsteinEinstein was very fondDraga of doing --
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što je Einstein volio raditi---
06:06
we could imaginezamislite
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mogli bismo zamisliti
06:08
puttingstavljanje the SunSunce crushedsrušeno down to sixšest kilometerskilometara,
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kako se Sunce sažima na šest kilometara,
06:11
and puttingstavljanje a tinysitni little EarthZemlja around it in orbitorbita,
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i da se sitna Zemlja nalazi u njegovoj orbiti na recimo,
06:14
maybe 30 kilometerskilometara
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oko 30 kilometara
06:16
outsidespolja of the black-holecrna rupa sunsunce.
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udaljenosti od crne rupe sunca.
06:19
And it would be self-illuminatedSelf-osvijetljen,
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To bi bila samosvjetleća,
06:21
because now the Sun'sSunčeve gonenestao, we have no other sourceizvor of lightsvetlo --
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jer bi Sunce nestalo, nemamo drugi izvor svjetlosti--
06:23
so let's make our little EarthZemlja self-illuminatedSelf-osvijetljen.
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pa napravimo našu Zemlju samosvjetlećom.
06:26
And you would realizeshvatiti you could put the EarthZemlja in a happysrećan orbitorbita
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Shvatli biste da bi se Zemlja mogla nalaziti na sretnoj orbiti
06:28
even 30 kmkm
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čak 30 kolometara
06:30
outsidespolja of this crushedsrušeno blackcrno holerupa.
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izvan zgnječene crne rupe.
06:33
This crushedsrušeno blackcrno holerupa
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Ova zgnječena crna rupa
06:35
actuallyzapravo would fitfit insideunutra ManhattanManhattan, more or lessmanje.
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bi stala na Manhattan, više ili manje.
06:37
It mightMožda spillizlijevanja off into the HudsonHudson a little bitbit
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Možda bi malo prešla preko Hudsona
06:39
before it destroyeduništeno the EarthZemlja.
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prije nego što bi uništila Zemlju.
06:41
But basicallyu suštini that's what we're talkingpričaju about.
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Ali, to je u suštini ono o čemu pričamo.
06:43
We're talkingpričaju about an objectobjekat that you could crushsimpatija down
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Govorimo o objektu koji biste mogli smjestiti
06:45
to halfpola the squarekvadrat areapodručje of ManhattanManhattan.
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na pola centralne zone Manhattana.
06:47
So we movekretati se this EarthZemlja very closezatvori --
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Tako smo Zemlju približili veoma blizu--
06:49
30 kilometerskilometara outsidespolja --
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na 30 km udaljenosti--
06:51
and we noticebiljeska it's perfectlysavršeno fine orbitingorbitira around the blackcrno holerupa.
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te smo primjetili da savršeno orbitira oko crne rupe.
06:54
There's a sortsortiraj of mythmit
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Postoji određeni mit
06:56
that blackcrno holesrupe devourproždiru everything in the universeuniverzum,
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da crne rupe proždiru sve u univerzumu,
06:58
but you actuallyzapravo have to get very closezatvori to fallpada in.
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no, potrebno je prići veoma blizu da biste upali u njih.
07:01
But what's very impressiveimpresivno is that, from our vantagenadmoćnost pointtačka,
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Sa naše tačke gledišta, ono što je veoma impresivno,
07:04
we can always see the EarthZemlja.
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je da možemo uvijek vidjeti Zemlju.
07:06
It cannotne može hidesakriti behindiza the blackcrno holerupa.
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Ne može se skrivati iza crne rupe.
07:08
The lightsvetlo from the EarthZemlja, some of it fallspada in,
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jedan dio svjetlosti sa Zemlje, upada u nju,
07:10
but some of it getsdobiva lensedlensed around and broughtdoveden back to us.
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a drugi dio biva vraćen do nas.
07:13
So you can't hidesakriti anything behindiza a blackcrno holerupa.
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Stoga, ništa se ne može sakriti iza crne rupe.
07:15
If this were BattlestarBojni brod GalacticaGalactica
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Da je ovo Battlestar Galactica
07:17
and you're fightingborbe the CylonsCylonci,
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i da se borite protiv Sajlonaca,
07:19
don't hidesakriti behindiza the blackcrno holerupa.
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ne skrivaj te se iza crne rupe.
07:21
They can see you.
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Oni vas vide.
07:24
Now, our SunSunce will not collapsekolaps to a blackcrno holerupa --
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Sada, naše Sunce neće kolapsirati u crnu rupu;
07:26
it's not massivemasivni enoughdosta --
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nije dovoljno masivno,
07:28
but there are tensdesetke of thousandshiljade of blackcrno holesrupe in our galaxygalaksija.
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ali postoje na desetine crnih rupa u našoj galaksiji.
07:32
And if one were to eclipsepomrčina the MilkyMliječno Way,
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I ukoliko bi došlo do pomračenja u Mliječnom putu,
07:35
this is what it would look like.
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ovako bi izgledalo.
07:37
We would see a shadowSjena of that blackcrno holerupa
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Vidjeli bismo sjenku crne rupe
07:40
againstprotiv the hundredsto billionmilijardu starszvezde
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među hiljadama milijardi zvijezda
07:42
in the MilkyMliječno Way GalaxyGalaksija and its luminoussvjetleći dustprašinu lanestrake.
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U Mliječnom putu galaksije i njene svjetleće prašnjave staze.
07:45
And if we were to fallpada towardsprema this blackcrno holerupa,
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I kada bismo upali u tu crnu rupu,
07:48
we would see all of that lightsvetlo lensedlensed around it,
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vidjeli bismo sve to svjetlo formirano oko nje,
07:51
and we could even startpočnite to crosskrst into that shadowSjena
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mogli bismo čak da prođemo kroz sjenku
07:54
and really not noticebiljeska that anything dramaticdramaticno had happeneddogodilo se.
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a da ne primjetimo da se ništa dramatično nije dogodilo.
07:57
It would be badloše if we triedpokušao to firevatra our rocketsrakete and get out of there
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Bilo bi grozno kada bismo ispalili rakete i probali pobjeći odatle
08:00
because we couldn'tnije mogao,
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jer ne bismo uspjeli,
08:02
anymoreviše than lightsvetlo can escapepobjeći.
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isto kao što ni svjetlo ne može pobjeći.
08:04
But even thoughipak the blackcrno holerupa is darktamno from the outsidespolja,
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Iako, spolja posmatrano, crna rupa izgleda mračno,
08:07
it's not darktamno on the insideunutra,
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iznutra je skroz drugačija,
08:09
because all of the lightsvetlo from the galaxygalaksija can fallpada in behindiza us.
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zato što svjetlost iz galaksije pada u središte nje.
08:12
And even thoughipak, duedue to a relativisticrelativističke effectefekat knownpoznato as time dilationdilatacije,
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Uprkos relativističkom efektu, poznatom kao vremensko usporavanje,
08:16
our clockssatovi would seemizgleda to slowsporo down
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naši satovi bi usporili
08:19
relativerelativan to galacticgalaktički time,
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u odnosu na galatičko vrijeme,
08:22
it would look as thoughipak the evolutionevolucija of the galaxygalaksija
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izgledalo bi kao da je evolucija galaksije
08:25
had been spedšped up and shotubijen at us,
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ubrzala i pogodila nas,
08:27
right before we were crushedsrušeno to deathsmrt by the blackcrno holerupa.
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tačno prije nego nas je crna rupa uvukla u smrt.
08:30
It would be like a near-deathbliske smrti experienceiskustvo
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Izgledalo bi kao iskustvo bliske smrti
08:32
where you see the lightsvetlo at the endkraj of the tunneltunel,
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kada vidite svjetlost na kraju tunela,
08:34
but it's a totalukupno deathsmrt experienceiskustvo.
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ali u stvari, ovo bi bilo potpuno iskustvo smrti.
08:36
(LaughterSmijeh)
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(Smijeh)
08:38
And there's no way of tellinggovoreći anybodybilo koga
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i ne bi bilo šanse da nekome ispričate
08:40
about the lightsvetlo at the endkraj of the tunneltunel.
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o svjetlu na kraju tunela.
08:42
Now we'vemi smo never seenviđeni a shadowSjena like this of a blackcrno holerupa,
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E sada, nismo nikada vidjeli sjenku poput ove,
08:45
but blackcrno holesrupe can be heardčuo,
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ali crne rupe se mogu čuti,
08:47
even if they're not seenviđeni.
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čak i ako se ne vide.
08:49
ImagineZamislite now takinguzimajući an astrophysicallyastrophysically realisticrealno situationsituacija --
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Zamislite sada jednu astrofizičku realnu situaciju--
08:53
imaginezamislite two blackcrno holesrupe that have livedživela a long life togetherzajedno.
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zamislite dvije crne rupe koje su proživjele dug zajednički život.
08:56
Maybe they startedzapočet as starszvezde
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Možda su počele kao zvijezde
08:58
and collapsedsrušio se to two blackcrno holesrupe --
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te kolapsirale u crne rupe--
09:00
eachsvaki one 10 timesputa the massmasa of the SunSunce.
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svaka od njih, deset puta glomaznija od Sunca.
09:03
So now we're going to crushsimpatija them down to 60 kilometerskilometara acrosspreko.
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Sada ćemo ih zdrobiti na 60 km prečnika.
09:06
They can be spinningpredenje
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Mogu rotirati
09:08
hundredsstotine of timesputa a secondsekunda.
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hiljadama puta u sekundi.
09:10
At the endkraj of theirnjihova livesživi,
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Na kraju svog životnog vijeka,
09:12
they're going around eachsvaki other very nearblizu the speedbrzina of lightsvetlo.
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kreću se jedna oko druge brzinom sličnoj brzini svjetlosti.
09:15
So they're crossingprelazak thousandshiljade of kilometerskilometara
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Tako prelaze hiljade kilometara
09:17
in a fractionfrakcija of a secondsekunda,
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u djeliću sekunde.
09:19
and as they do so, they not only curvekriva spaceprostor,
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Tim putem, ne samo da zakrivljuju svemir,
09:21
but they leaveodlazi behindiza in theirnjihova wakeprobuditi se
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one, također, ostavljaju za sobom
09:23
a ringingzvoni of spaceprostor,
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zvonjavu u svemiru,
09:25
an actualstvarno waveval on space-timeprostor-vrijeme.
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pravi talas u prostor-vremenu.
09:27
SpaceProstor squeezescijedi and stretchesProteže se
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Svemir se širi i proteže
09:29
as it emanateszrači out from these blackcrno holesrupe
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dok zrači iz tih crnih rupa
09:31
bangingudaranje on the universeuniverzum.
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bubnjajući univerzumom.
09:33
And they travelputovanje out into the cosmoskosmos
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I one putuju kosmosom
09:35
at the speedbrzina of lightsvetlo.
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brzinom svjetlosti.
09:37
This computerkompjuter simulationsimulacija
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Ova kompjuterska simulacija
09:39
is duedue to a relativityrelativnost groupgrupa at NASANASA GoddardGoddard.
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je nastala zahvaljujući grupi NASA Goddard.
09:42
It tookuzela almostgotovo 30 yearsgodine for anyonebilo ko in the worldsvet to crackcrack this problemproblem.
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Bilo je potrebno gotovo 30 godina kako bi neko riješio ovaj problem.
09:45
This was one of the groupsgrupe.
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Ovo je bila jedna od grupa.
09:47
It showspokazuje two blackcrno holesrupe in orbitorbita around eachsvaki other,
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Koja prikazuje dvije crne rupe u orbiti jednu oko druge,
09:49
again, with these helpfullyPomoćno paintedobojen curveskrivine.
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opet sa ovim nacrtanim pomoćnim krivuljama.
09:51
And if you can see -- it's kindkind of faintbledi --
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I ako možete vidjeti--malo je zamućeno--
09:54
but if you can see the redcrvena wavestalasi emanatingemanating out,
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ali ako možete vidjeti crvene talase kako proizlaze,
09:57
those are the gravitationalgravitaciono wavestalasi.
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to su gravitacioni talasi.
09:59
They're literallybukvalno the soundszvuci of spaceprostor ringingzvoni,
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Oni su doslovno zvučni talasi prostora,
10:02
and they will travelputovanje out from these blackcrno holesrupe at the speedbrzina of lightsvetlo
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i oni će putovati od ovih crnih rupa brzinom svjetlosti
10:04
as they ringprsten down and coalescespajati
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dok se lagano stišavaju i sjedinjuju
10:07
to one spinningpredenje, quiettiho blackcrno holerupa
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u jednu rotirajuću, mirnu crnu rupu
10:09
at the endkraj of the day.
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na kraju dana.
10:11
If you were standingstojeći nearblizu enoughdosta,
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Ukoliko biste stajali dovoljno blizu,
10:13
your earuho would resonaterezonirati
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vaše uho bi rezoniralo
10:15
with the squeezingstiskanje and stretchingistezanje of spaceprostor.
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sa širenjem i skupljanjem svemira.
10:17
You would literallybukvalno hearčuti the soundzvuk.
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Bukvalno biste čuli zvuk.
10:19
Now of coursekurs, your headglava would be squeezedstisnutu and stretchedistegnuto unhelpfullyunhelpfully,
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Sada naravno, vaša glava bi se bespomoćno širila i skupljala,
10:23
so you mightMožda have troublenevolja understandingrazumevanje what's going on.
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te vjerovatno ne biste razumjeli šta vam se događa.
10:26
But I'd like to playigraj for you
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No voljela bih vam pustiti da odslušate
10:28
the soundzvuk that we predictpredviđaju.
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zvuk koji smo predvidjeli.
10:30
This is from my groupgrupa --
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Ovo je od moje grupe--
10:32
a slightlyblago lessmanje glamorousglamurozno computerkompjuter modelingmodeliranje.
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nešto manje glamurozno kompjutersko modeliranje.
10:35
ImagineZamislite a lighterlakši blackcrno holerupa
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Zamislite svjetliju crnu rupu
10:37
fallingpada into a very heavyteška blackcrno holerupa.
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koja pada u veoma tešku crnu rupu.
10:39
The soundzvuk you're hearingsluh
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Zvuk koji ćete čuti
10:41
is the lightsvetlo blackcrno holerupa bangingudaranje on spaceprostor
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je zvuk svjetlije crne rupe koja bubnja kroz svemir
10:44
eachsvaki time it getsdobiva closezatvori.
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svaki put kada se približi.
10:46
If it getsdobiva fardaleko away, it's a little too quiettiho.
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Da je udaljenija, zvuk bi bio nečujan.
10:49
But it comesdolazi in like a malletbat,
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Ali ona nailazi poput malja,
10:51
and it literallybukvalno crackspukotine spaceprostor,
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i doslovno razbija svemir,
10:53
wobblingklimatav it like a drumbubanj.
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udarajući kao bubanj.
10:55
And we can predictpredviđaju what the soundzvuk will be.
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Možemo predvidjeti kakav bi zvuk bio.
10:58
We know that, as it fallspada in,
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Mi znamo i to da, kako propada
11:00
it getsdobiva fasterbrže and it getsdobiva louderglasnije.
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ona se ubrzava i postaje glasnija.
11:02
And eventuallyna kraju,
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I na kraju,
11:04
we're going to hearčuti the little guy just fallpada into the biggerveće guy.
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možemo čuti kako mala rupa upada u veliku.
11:07
(ThumpingUdara)
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(Udari)
11:24
Then it's gonenestao.
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Zatim nestaje.
11:26
Now I've never heardčuo it that loudglasno -- it's actuallyzapravo more dramaticdramaticno.
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Nikada nisam slušala ovako glasno--ustvari mnogo je dramatičnije.
11:28
At home it soundszvuci kindkind of anticlimacticanticlimactic.
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Kod kuće zvuči gotovo razočaravajuće.
11:30
It's sortsortiraj of like dingDing, dingDing, dingDing.
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Nešto kao ding, ding, ding.
11:32
This is anotherdrugi soundzvuk from my groupgrupa.
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Ovo je drugi zvuk od moje grupe.
11:36
No, I'm not showingprikazivanje you any imagesslike,
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Ne, neću vam pokazati nikakve slike,
11:38
because blackcrno holesrupe don't leaveodlazi behindiza
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jer crne rupe ne ostavljaju za sobom
11:40
helpfulkorisno trailsStaza of inkmastilo,
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nikakve pomoćne tragove,
11:42
and spaceprostor is not paintedobojen,
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te svemir nije naslikan,
11:44
showingprikazivanje you the curveskrivine.
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pokazujući vam zakrivljenja.
11:46
But if you were to floatplovak by in spaceprostor on a spaceprostor holidayodmor
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No, ako biste isli na odmor u svemir te plovili istim
11:48
and you heardčuo this,
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i čuli ovaj zvuk,
11:50
you want to get movingkretanje.
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htjeli biste pobjeći.
11:52
(LaughterSmijeh)
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(Smijeh)
11:54
Want to get away from the soundzvuk.
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Željeli biste pobjeći od zvuka.
11:56
BothOboje blackcrno holesrupe are movingkretanje.
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Obje crne rupe se kreću.
11:58
BothOboje blackcrno holesrupe are gettingdobivanje closerbliže togetherzajedno.
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Obje se približavaju jedna drugoj.
12:01
In this caseslučaj, they're bothoboje wobblingklimatav quitesasvim a lot.
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U ovom slučaju, obje bubnjaju poprilično mnogo.
12:04
And then they're going to mergespoji se.
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I na putu su da se spoje.
12:06
(ThumpingUdara)
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(Bubnjanje)
12:14
Now it's gonenestao.
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Gotovo je.
12:16
Now that chirpchirp is very characteristickarakteristična of blackcrno holesrupe mergingspajanje --
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Sada, taj zvuk je veoma karakterističan za crne rupe koje se spajaju--
12:19
that it chirpsslikom up at the endkraj.
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tako zvuči do samog kraja.
12:22
Now that's our predictionpredviđanje
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E sada to je naše predviđanje
12:24
for what we'llmi ćemo see.
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za ono što ćemo vidjeti.
12:26
LuckilySrećom we're at this safesigurno distancerazdaljina in Long BeachPlaža, CaliforniaCalifornia.
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Srećom, mi smo na sigurnom ovdje u Kaliforniji.
12:28
And surelysigurno, somewherenegde in the universeuniverzum
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I zasigurno, negdje u univerzumu
12:30
two blackcrno holesrupe have mergedspojeno.
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dvije crne rupe su se spojile.
12:32
And surelysigurno, the spaceprostor around us
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I sigurno, svemir oko nas
12:34
is ringingzvoni
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odzvanja
12:36
after travelingputovanje maybe a millionmiliona lightsvetlo yearsgodine, or a millionmiliona yearsgodine,
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poslije putovanja, možda, milionima svjetlosnih godina ili milionima godina,
12:39
at the speedbrzina of lightsvetlo to get to us.
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brzinom svjetlosti, da bi stigla do nas.
12:42
But the soundzvuk is too quiettiho for any of us to ever hearčuti.
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Ali zvuk je previše tih za nas da bismo ga čuli.
12:45
There are very industriousmarljiv experimentseksperimente beingbiće builtizgrađen on EarthZemlja --
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Postoje veoma progresivni eksperimenti koji se rade na Zemlji--
12:48
one calledpozvana LIGOLIGO --
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jedan od njih prozvan LIGO--
12:50
whichšto will detectdetektovati deviationsodstupanja
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treba da otkrije neka odstupanja
12:52
in the squeezingstiskanje and stretchingistezanje of spaceprostor
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u širenjima i istezanjima svemira
12:55
at lessmanje than the fractionfrakcija of a nucleusjezgra of an atomatom
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manjim od djelića jezgre atoma
12:58
over fourčetiri kilometerskilometara.
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preko četiri kilometra.
13:00
It's a remarkablyizuzetno ambitiousambiciozni experimenteksperiment,
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Radi se i poprilično ambicioznom eksperimentu,
13:02
and it's going to be at advancednapredno sensitivityosjetljivost
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koji će se odvijati u naprednoj osjetljivosti
13:04
withinunutar the nextsledeći fewnekoliko yearsgodine -- to pickpick this up.
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kroz nekoliko narednih godina--kako bi se to uhvatilo.
13:07
There's alsotakođe a missionmisija proposedpredloženo for spaceprostor,
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Također, za svemir postoji i predložena misija,
13:09
whichšto hopefullynadam se will launchlansiranje in the nextsledeći tendeset yearsgodine,
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koja će, nadamo se, biti pokrenuta narednih deset godina,
13:11
calledpozvana LISALISA.
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a zove se LISA.
13:13
And LISALISA will be ablesposoban to see super-massivesuper-masivni blackcrno holesrupe --
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I LISA će biti u stanju da vidi super masivne crne rupe--
13:16
blackcrno holesrupe millionsmiliona or billionsmilijardi of timesputa
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crne rupe milionima ili milijardama puta
13:19
the massmasa of the SunSunce.
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masivnijim od Sunca.
13:21
In this HubbleHubble imageslika, we see two galaxiesgalaksije.
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Na ovoj Hubbleovoj slici, vidimo dvije galaksije.
13:24
They look like they're frozensmrznuto in some embracezagrli.
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Izgledaju kao da su zamrznute u nekakvom zagrljaju.
13:27
And eachsvaki one probablyvjerovatno harborslukama
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I svaka od njih vjerovatno skriva
13:29
a super-massivesuper-masivni blackcrno holerupa at its corecore.
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super masivnu crnu rupu u svome središtu.
13:32
But they're not frozensmrznuto;
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Ali one nisu zamrznute,
13:34
they're actuallyzapravo mergingspajanje.
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one se u stvari spajaju.
13:36
These two blackcrno holesrupe are collidingsudaraju,
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Ove dvije crne rupe se sudaraju,
13:38
and they will mergespoji se over a billion-yearmilijardu godina time scaleskala.
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i one će se spojiti u periodu od milijardu godina.
13:41
It's beyondšire our humančovjek perceptionpercepcija
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To je izvan ljudske percepcije
13:43
to pickpick up a songpjesma of that durationtrajanje.
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da se uhvati melodija toga događaja.
13:46
But LISALISA could see the finalfinale stagesfaze
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Ali LISA bi mogla vidjeti posljednje faze
13:48
of two super-massivesuper-masivni blackcrno holesrupe
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dvije super masivne crne rupe
13:50
earlierranije in the universe'ssvemir je historyistorija,
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ranije tokom historije univerzuma,
13:52
the last 15 minutesminuta before they fallpada togetherzajedno.
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posljednjih 15 minuta prije nego su se spojile.
13:55
And it's not just blackcrno holesrupe,
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I nisu u pitanju samo crne rupe,
13:57
but it's alsotakođe any bigveliki disturbanceporemećaj in the universeuniverzum --
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već bilo koja veća nepravilnost u univerzumu--
14:00
and the biggestnajveći of them all is the BigVeliki BangPrasak.
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i najveća od njih je, naravno, Veliki prasak.
14:02
When that expressionizraz was coinedskovao, it was derisivederisive --
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Kada je taj termin skovan, bio je podrugljiv--
14:05
like, "Oh, who would believe in a BigVeliki BangPrasak?"
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kao, "Oh, ko bi povjerovao u Veliki prasak?"
14:07
But now it actuallyzapravo mightMožda be more technicallytehnički accuratetačan
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No, sada je to više tehnički pravilno,
14:09
because it mightMožda bangbang.
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jer bi moglo eksplodirati;
14:11
It mightMožda make a soundzvuk.
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kao i što bi moglo proizvesti zvukove.
14:13
This animationanimacija from my friendsprijatelji at ProtonProtona StudiosStudiji
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Ovu animaciju su napravili moji prijatelji u Proton Studiju
14:16
showspokazuje looking at the BigVeliki BangPrasak from the outsidespolja.
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i pokazuje Veliki prasak gledano izvana.
14:18
We don't ever want to do that actuallyzapravo. We want to be insideunutra the universeuniverzum
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U biti, ne bismo to htjeli uraditi; mi želimo biti unutar univerzuma,
14:21
because there's no suchtakve thing as standingstojeći outsidespolja the universeuniverzum.
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jer mogućnost postojanja izvan univerzuma ne postoji.
14:24
So imaginezamislite you're insideunutra the BigVeliki BangPrasak.
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Dakle, zamislite da ste unutar Velikog praska.
14:26
It's everywheresvuda, it's all around you,
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Nalazi se svuda oko vas,
14:28
and the spaceprostor is wobblingklimatav chaoticallykaotično.
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a svemir haotično vibrira.
14:30
FourteenČetrnaest billionmilijardu yearsgodine passprolaz
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14 milijardi godina je prošlo
14:32
and this songpjesma is still ringingzvoni all around us.
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a ta melodija i dalje odjekuje oko nas.
14:35
GalaxiesGalaksija formobrazac,
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Oblici galaksije,
14:37
and generationsgeneracije of starszvezde formobrazac in those galaxiesgalaksije,
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i generacije zvijezda u tim galaksijama.
14:39
and around one starzvezda,
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Te oko jedne zvijezde,
14:41
at leastnajmanje one starzvezda,
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najmanje jedna zvijezda,
14:43
is a habitablepogodan za stanovanje planetplaneta.
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je naseljiva planeta.
14:45
And here we are franticallygrčevito buildingzgrade these experimentseksperimente,
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I tu smo mi, grčevito pravimo ove eksperimente,
14:48
doing these calculationskalkulacije, writingpisanje these computerkompjuter codesšifre.
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radeći ove proračune, pišući ove kompjuterske kodove.
14:50
ImagineZamislite a billionmilijardu yearsgodine agopre,
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Zamislite prije milijardu godina,
14:53
two blackcrno holesrupe collidedsudarila.
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dvije crne rupe su se sudarile.
14:55
That songpjesma has been ringingzvoni throughkroz spaceprostor
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Taj zvuk je odzvanjao širom svemira
14:57
for all that time.
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sve ovo vrijeme.
14:59
We weren'tnisu even here.
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Još uvijek nismo bili ovdje.
15:01
It getsdobiva closerbliže and closerbliže --
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Postaje sve bliža i bliža--
15:03
40,000 yearsgodine agopre, we're still doing cavešpilja paintingsslike.
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Prije 40.000 godina, još uvijek crtamo crteže u pećinama.
15:05
It's like hurrypožuri, buildizgraditi your instrumentsinstrumenti.
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Kao da smo u žurbi, da napravimo instrumente.
15:07
It's gettingdobivanje closerbliže and closerbliže, and in 20 ...
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Sve je bliže i bliže i u 20...
15:10
whateverkako god yeargodina it will be
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koja god godina bila
15:12
when our detectorsdetektori are finallykonačno at advancednapredno sensitivityosjetljivost --
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kada naši detektori najzad dostignu željenu osjetljivost--
15:14
we'llmi ćemo buildizgraditi them, we'llmi ćemo turnokrenite on the machinesmašine
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sagradit ćemo ih, pokrenut ćemo mašine
15:16
and, bangbang, we'llmi ćemo catchuhvatiti it -- the first songpjesma from spaceprostor.
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i bang uhvatit ćemo zvuk--prvu muziku iz svemira.
15:19
If it was the BigVeliki BangPrasak we were going to pickpick up,
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Ako to bude zvuk Velikog praska,
15:21
it would soundzvuk like this.
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bit će nešto kao.
15:23
(StaticStatički) It's a terriblestrašno soundzvuk.
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(Statički) To je užasan zvuk.
15:26
It's literallybukvalno the definitiondefinicija of noisebuka.
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To je doslovno definicija buke
15:28
It's whitebela noisebuka; it's suchtakve a chaotichaotično ringingzvoni.
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To je bijeli šum, jedno haotično odzvanjanje.
15:30
But it's around us everywheresvuda, presumablyverovatno,
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Ali je svuda oko nas, vjerovatno,
15:33
if it hasn'tnije been wipedBrisanje out
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ukoliko nije izbrisan
15:35
by some other processproces in the universeuniverzum.
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od nekih drugih procesa u univerzumu.
15:37
And if we pickpick it up, it will be musicmuzika to our earsuši
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I ukoliko bismo ga pokupili, bila bi to muzika za naše uši,
15:40
because it will be the quiettiho echoeho
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jer bi bio nečujan eho
15:42
of that momentmomenat of our creationkreacija,
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momenta našeg stvaranja,
15:44
of our observablevidljivi universeuniverzum.
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našeg vidljivog univerzuma.
15:46
So withinunutar the nextsledeći fewnekoliko yearsgodine,
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Tako da slijedećih nekoliko godina,
15:48
we'llmi ćemo be ablesposoban to turnokrenite up the soundtrackZvučni zapis a little bitbit,
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bit ćemo u prilici da malo pojačamo zvuk,
15:51
renderrenderovati the universeuniverzum in audioaudio.
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pretvarajući univerzum u zvuk.
15:54
But if we detectdetektovati those earliestnajranije momentsmomente,
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Ali ako otkrijemo ranije trenutke,
15:57
it'llto će bringdonijeti us that much closerbliže
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to će nas dovesti mnogo bliže
15:59
to an understandingrazumevanje of the BigVeliki BangPrasak,
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razumijevanju Velikog praska,
16:01
whichšto bringsdonosi us that much closerbliže
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što nas približava
16:04
to askingpitajući some of the hardestnajteže, mostnajviše elusivenedostižan, questionspitanja.
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postavljanju jednog od najtežih, najnedostižnijih pitanja.
16:07
If we runtrči the moviefilm of our universeuniverzum backwardsunazad,
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Ako pustimo film univerzuma unazad,
16:10
we know that there was a BigVeliki BangPrasak in our pastprošlost,
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znamo da se dogodio Veliki prasak u prošlosti,
16:13
and we mightMožda even hearčuti the cacophonouscacophonous soundzvuk of it,
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i možda bismo čuli njegov zvuk,
16:17
but was our BigVeliki BangPrasak the only BigVeliki BangPrasak?
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ali da li je naš Veliki prasak jedini Veliki prasak?
16:19
I mean we have to askpitajte, has it happeneddogodilo se before?
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Mislim, moramo se zapitati, da li se dogodio ranije?
16:22
Will it happenda se desi again?
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Da li će se dogoditi opet?
16:24
I mean, in the spiritduh of risingraste to TED'sTED je challengeizazov
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Mislim, u duhu uzdizanja TEDovih izazova
16:27
to reignitereignite wonderčudno,
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kako bismo rasplamsali čuđenje,
16:29
we can askpitajte questionspitanja, at leastnajmanje for this last minuteminut,
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možemo postavljati pitanja, barem u ovom posljednjem minutu,
16:32
that honestlyiskreno mightMožda evadeizbjeći us foreverzauvek.
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koji nas može izbjeći zauvijek.
16:34
But we have to askpitajte:
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Ali moramo ga postaviti:
16:36
Is it possiblemoguće that our universeuniverzum
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Da li je moguće da je naš univerzum
16:38
is just a plumepero off of some greaterveće historyistorija?
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samo dio neke veće historije?
16:41
Or, is it possiblemoguće that we're just a branchogranak off of a multiversemultiverse --
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Ili da li je moguće da smo mi samo ogranak nekog multiverzuma--
16:45
eachsvaki branchogranak with its ownvlastiti BigVeliki BangPrasak in its pastprošlost --
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i svaka grana ima svoj Veliki prasak u prošlosti--
16:49
maybe some of them with blackcrno holesrupe playingigranje drumsbubnjevi,
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možda neke od njih sa crnim rupama što bubnjaju,
16:51
maybe some withoutbez --
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možda neke bez njih--
16:53
maybe some with sentientosjećajan life, and maybe some withoutbez --
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možda neke sa živim svijetom, možda neke bez--
16:56
not in our pastprošlost, not in our futurebudućnost,
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ne u našoj prošlosti, ne u našoj budućnosti,
16:58
but somehownekako fundamentallyfundamentalno connectedpovezan to us?
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ali na neki fundamentalno vezane za nas?
17:01
So we have to wonderčudno, if there is a multiversemultiverse,
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Tako da se moramo zapitati, ako postoji multiverzum,
17:03
in some other patchpatch of that multiversemultiverse,
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u nekim drugim dijelovima multiverzuma,
17:05
are there creaturesstvorenja?
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postoje li stvorenja?
17:07
Here'sOvdje je my multiversemultiverse creaturesstvorenja.
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Evo mojih multiverznih stvorenja.
17:09
Are there other creaturesstvorenja in the multiversemultiverse,
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Da li postoje druga živa bića u multiverzumu,
17:11
wonderingpitajući se about us
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koja se pitaju u vezi nas
17:13
and wonderingpitajući se about theirnjihova ownvlastiti originsporeklo?
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te razmišljaju o svom porijeklu?
17:16
And if they are,
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I ako postoje,
17:18
I can imaginezamislite them as we are,
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Mogu ih zamisliti, da su poput nas,
17:21
calculatingIzračunavanje, writingpisanje computerkompjuter codekod,
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računaju, pišu kompjuterske kodove,
17:23
buildingzgrade instrumentsinstrumenti,
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izmišljaju instrumente,
17:25
tryingpokušavajući to detectdetektovati that faintestni najmanju soundzvuk
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u pokušaju da otkriju taj sudbonosni zvuk
17:28
of theirnjihova originsporeklo
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svog porijekla
17:30
and wonderingpitajući se who elsedrugo is out there.
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i pitaju se, da li smo sami.
17:32
Thank you. Thank you.
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Hvala. Hvala.
17:35
(ApplausePljesak)
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(Aplauz)
Translated by Sabina Mesanovic
Reviewed by Jasmin Panjeta

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ABOUT THE SPEAKER
Janna Levin - Physicist
Janna Levin is a professor of physics and astronomy at Barnard, where she studies the early universe, chaos, and black holes. She's the author of “How the Universe Got Its Spots" and the novel “A Madman Dreams of Turing Machines.”

Why you should listen

Janna Levin is a Professor of Physics and Astronomy at Barnard College of Columbia University. Her scientific research concerns the early universe, chaos and black holes. Her second book – a novel, A Madman Dreams of Turing Machines – won the PEN/Bingham Fellowship for Writers and was a runner-up for the PEN/Hemingway award for "a distinguished book of first fiction." She is the author of the popular science book, How the Universe Got Its Spots: Diary of a Finite Time in a Finite Space.

She holds a BA in Physics and Astronomy from Barnard College with a concentration in Philosophy, and a PhD from MIT in Physics. She has worked at the Center for Particle Astrophysics (CfPA) at the University of California, Berkeley before moving to the UK where she worked at Cambridge University in the Department of Applied Mathematics and Theoretical Physics (DAMTP). Just before returning to New York, she was the first scientist-in-residence at the Ruskin School of Fine Art and Drawing at Oxford with an award from the National Endowment for Science, Technology, and Arts (NESTA).

Listen to a Q&A with another TED speaker, Krista Tippett -- where they talk math and faith and truth and more ...

More profile about the speaker
Janna Levin | Speaker | TED.com