Matt Russo: What does the universe sound like? A musical tour
Matt Russo: Qual é o som do universo? Uma viagem musical
Matt Russo is an astrophysicist and musician who translates the rhythm and harmony of the cosmos into music and sound. Full bio
Double-click the English transcript below to play the video.
to close your eyes, please ...
in the middle of a large, open field
no meio de um grande campo aberto
you don't just see the stars appear,
as estrelas a aparecer,
being the loudest notes
as notas mais altas
producing the higher-pitched notes.
a produzirem notas agudas.
is made up of different types of stars,
por diferentes tipos de estrelas,
their own unique melody,
a sua própria melodia,
it from a new perspective,
através de uma nova perspectiva,
with a wider range of people.
com um número maior de pessoas.
I'm an astrophysicist,
que sou astrofísico,
they're like, "Yeah, we know."
— todos dizem: "Ah, já sei".
between music and astronomy.
entre a música e a astronomia.
to Pythagoras.
com mais de 2000 anos.
from such theorems
in the humming of the strings,
of the spheres."
along the celestial sphere
pela esfera celeste
"Why don't we hear anything?"
"Porque não ouvimos nada?"
what it's like to not hear it;
o que é não a ouvir;
for your power to go out
your refrigerator was.
é tão irritante.
including such names as Aristotle.
incluindo nomes como Aristóteles.
as the heavens themselves
como o firmamento
there is no music of the spheres.
não há música das esferas.
only purpose was to cool down the blood,
do cérebro era esfriar o sangue,
they were actually both right.
estavam certos, à sua maneira.
what makes music musical.
o que faz a música musical.
sound relatively pleasing or consonant,
soam relativamente agradáveis ou consonantes
a lot more tense or dissonant,
ou dissonantes,
very fast back and forth.
rapidamente para a frente e para trás.
you'll get two strings,
ficam com duas cordas,
duplamente mais depressa,
really is simple ratios:
são no fundo proporções simples:
those two notes will sound together.
estas duas notas vão soar.
mais dissonantes irão soar.
the more dissonant they will sound.
entre a tensão e a libertação,
between tension and release,
we like to think of as pitch and rhythms,
a que chamamos altura e ritmo,
of the same thing,
da mesma coisa,
more than about 20 times per second,
mais de 20 vezes por segundo,
and starts hearing it as a pitch.
e começa a ouvi-lo como um tom.
with astronomy?
to the TRAPPIST-1 system.
discovered last February of 2017,
foi descoberto em Fevereiro de 2017,
all orbiting a very near red dwarf star.
a orbitar uma estrela anã vermelha.
for liquid water.
that in the next few years,
elementos nas suas atmosferas
elements in their atmospheres
— sinais potenciais de vida.
potential signs of life.
the TRAPPIST system is that it is tiny.
of the inner rocky planets
dos planetas rochosos interiores
planets of TRAPPIST-1
da Terra do TRAPPIST-1
the orbit of Mercury.
of the TRAPPIST-1 planets.
dos planetas do TRAPPIST-1.
to our planet Jupiter and its moons,
ao nosso planeta Júpiter e às suas luas,
Earth-size planets orbiting a star.
da Terra, a orbitar à volta de uma estrela.
was artist renderings like this.
foram interpretações artísticas como esta.
some ice, maybe some land,
algum gelo, talvez alguma terra,
in this amazing orange sunset.
neste incrível pôr-do-sol.
some other papers came out
saíram alguns artigos
it probably looks more like this.
seria mais como este.
might actually be molten lava
poderiam ser lava derretida
X-rays coming from the central star --
a emanar da estrela central,
of life and even strip off atmospheres.
da vida e até eliminar atmosferas.
with more refined measurements,
com medições mais apuradas,
it does look something like that.
será mais deste género.
have huge supplies of water --
têm grandes reservas de água
have thick atmospheres,
for potential life.
potenciais sinais de vida.
exciting about this system,
acerca deste sistema,
is a resonant chain.
ser uma cadeia ressonante.
of the outer planet,
de um planeta exterior,
among the orbits of these planets.
entre as órbitas destes planetas.
you can get rhythms, right?
obtemos ritmo, não é?
que um planeta dá a volta.
a planet goes around.
that motion up even more,
ainda mais o movimento,
even human-like harmony.
a note for every orbit of each planet,
por cada órbita de cada planeta,
from the system itself.
into the human hearing range.
à capacidade de audição humana.
for every time two planets align.
que dois planetas se alinham.
get close to each other
uns dos outros
uns aos outros.
its light converted into sound.
— a sua luz convertida em som.
how this is even possible.
que isto é possível.
of the analogy of an orchestra.
to start playing in an orchestra,
para tocar numa orquestra,
está alinhado com o do vizinho.
with their neighbors' instruments,
no início da sua existência.
to TRAPPIST-1 early in its existence.
because this system is so compact --
porque este sistema é muito compacto
wasn't very finely tuned,
estivessem sintonizados,
disrupt each other's orbits,
as órbitas uns dos outros,
that is keeping this system alive --
a manter vivo o sistema
but it's not pretty.
mas não é bonito.
is on a much, much larger scale,
numa escala bem maior.
near the bottom of our hearing range,
no fim do nosso alcance auditivo,
to be all the way up
are not very compact --
não são muito compactos
their orbits to each other,
às órbitas uns dos outros,
their own random note at random times.
ocasionalmente.
the laws of planetary motion.
do movimento planetário.
between music, astronomy and geometry.
a astronomia e a geometria.
harmony amongst the solar system's planets
entre os planetas do sistema solar
had he lived on TRAPPIST-1,
vivido no TRAPPIST-1
discovered in January of 2018
em Janeiro de 2018
they were all finely tuned.
no início da sua existência.
proposed by Pythagoras himself,
pelo próprio Pitágoras,
named after Kepler,
pelo telescópio espacial Kepler.
is go back in time
they would've sounded like
How far does this go?
até onde vai isto?
da Universidade de Toronto.
at U of T's planetarium,
named Robyn Rennie and her daughter Erin.
chamada Robyn Rennie
to fully see it for 13 years
if there was anything I could do.
que eu pudesse fazer.
I could think of from the universe
que consegui
what became "Our Musical Universe."
"O Nosso Universo Musical".
baseado em sons
and harmony of the cosmos.
by this presentation
com a apresentação
representation of her experience.
representação da sua experiência,
by putting Jupiter on it for the poster.
of all vision levels
de todos os níveis de visão
of the universe,
to the edge of the observable universe.
do universo observável.
of a musical odyssey
de uma odisseia musical
with new eyes and with new ears,
com uma nova visão e audição.
ABOUT THE SPEAKER
Matt Russo - Astrophysicist, musicianMatt Russo is an astrophysicist and musician who translates the rhythm and harmony of the cosmos into music and sound.
Why you should listen
Matt Russo co-founded the art-science project SYSTEM Sounds and works to make astronomy more accessible to the visually impaired. His work has been featured in the New York Times, and he will lead an orchestra in an upcoming BBC documentary on the TRAPPIST-1 planetary system. He is currently a professor at Seneca College in Toronto, Canada, where he teaches a course on the deep connections between music and astronomy.
Matt Russo | Speaker | TED.com