Murray Gell-Mann: The ancestor of language

TED2007

Murray Gell-Mann: The ancestor of language


After speaking at TED2007 on elegance in physics, the amazing Murray Gell-Mann gives a quick overview of another passionate interest: finding the common ancestry of our modern languages.

Clay Shirky: Institutions vs. collaboration

TEDGlobal 2005

Clay Shirky: Institutions vs. collaboration


In this prescient 2005 talk, Clay Shirky shows how closed groups and companies will give way to looser networks where small contributors have big roles and fluid cooperation replaces rigid planning.

Wade Davis: The worldwide web of belief and ritual

TED2008

Wade Davis: The worldwide web of belief and ritual


Anthropologist Wade Davis muses on the worldwide web of belief and ritual that makes us human. He shares breathtaking photos and stories of the Elder Brothers, a group of Sierra Nevada indians whose spiritual practice holds the world in balance.

Philip Zimbardo: The psychology of evil

TED2008

Philip Zimbardo: The psychology of evil


Philip Zimbardo knows how easy it is for nice people to turn bad. In this talk, he shares insights and graphic unseen photos from the Abu Ghraib trials. Then he talks about the flip side: how easy it is to be a hero, and how we can rise to the challenge.

Nathan Myhrvold: Archeology, animal photography, BBQ ...

TED2007

Nathan Myhrvold: Archeology, animal photography, BBQ ...


Nathan Myhrvold talks about a few of his latest fascinations -- animal photography, archeology, BBQ and generally being an eccentric genius multimillionaire. Listen for wild stories from the (somewhat raunchy) edge of the animal world.

Paul Collier: The "bottom billion"

TED2008

Paul Collier: The "bottom billion"


Around the world right now, one billion people are trapped in poor or failing countries. How can we help them? Economist Paul Collier lays out a bold, compassionate plan for closing the gap between rich and poor.

Susan Blackmore: Memes and "temes"

TED2008

Susan Blackmore: Memes and "temes"


Susan Blackmore studies memes: ideas that replicate themselves from brain to brain like a virus. She makes a bold new argument: Humanity has spawned a new kind of meme, the teme, which spreads itself via technology -- and invents ways to keep itself alive

Seyi Oyesola: A hospital tour in Nigeria

TEDGlobal 2007

Seyi Oyesola: A hospital tour in Nigeria


Dr. Seyi Oyesola takes a searing look at health care in underdeveloped countries. His photo tour of a Nigerian teaching hospital -- all low-tech hacks and donated supplies -- drives home the challenge of doing basic health care there.

Arthur Ganson: Moving sculpture

TED2002

Arthur Ganson: Moving sculpture


Sculptor and engineer Arthur Ganson talks about his work -- kinetic art that explores deep philosophical ideas and is gee-whiz fun to look at.

Yves Behar: Designing objects that tell stories

TED2008

Yves Behar: Designing objects that tell stories


Designer Yves Behar digs up his creative roots to discuss some of the iconic objects he's created (the Leaf lamp, the Jawbone headset). Then he turns to the witty, surprising, elegant objects he's working on now -- including the "$100 laptop."

Rokia Traore: "Kounandi"

TEDGlobal 2007

Rokia Traore: "Kounandi"

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Singer-songwriter Rokia Traore performs "Kounandi," a breathtaking song that blends Malian instruments with a modern, heartfelt vocal. Note: This song is not available for download.

Robert Ballard: The astonishing hidden world of the deep ocean

TED2008

Robert Ballard: The astonishing hidden world of the deep ocean


Ocean explorer Robert Ballard takes us on a mindbending trip to hidden worlds underwater, where he and other researchers are finding unexpected life, resources, even new mountains. He makes a case for serious exploration and mapping. Google Ocean, anyone?

Mark Bittman: What's wrong with what we eat

EG 2007

Mark Bittman: What's wrong with what we eat


In this fiery and funny talk, New York Times food writer Mark Bittman weighs in on what's wrong with the way we eat now (too much meat, too few plants; too much fast food, too little home cooking), and why it's putting the entire planet at risk.

Joshua Klein: A thought experiment on the intelligence of crows

TED2008

Joshua Klein: A thought experiment on the intelligence of crows


Hacker and writer Joshua Klein is fascinated by crows. (Notice the gleam of intelligence in their little black eyes?) After a long amateur study of corvid behavior, he's come up with an elegant thought experiment: a machine that could form a new bond between animal and human.

Paul Ewald: Can we domesticate germs?

TED2007

Paul Ewald: Can we domesticate germs?


Evolutionary biologist Paul Ewald drags us into the sewer to discuss germs. Why are some more harmful than others? How could we make the harmful ones benign? Searching for answers, he examines a disgusting, fascinating case: diarrhea.

Hector Ruiz: The thinking behind 50x15

TEDGlobal 2007

Hector Ruiz: The thinking behind 50x15


Hector Ruiz, the executive chair of AMD, wants to give Internet access to everyone. In this talk, he shares his extraordinary life story and describes AMD's 50x15 initiative that calls for connecting 50 percent of the world by 2015.

Brian Cox: CERN's supercollider

TED2008

Brian Cox: CERN's supercollider


"Rock-star physicist" Brian Cox talks about his work on the Large Hadron Collider at CERN. Discussing the biggest of big science in an engaging, accessible way, Cox brings us along on a tour of the massive project.

Dean Ornish: Your genes are not your fate

TED2008

Dean Ornish: Your genes are not your fate


Dean Ornish shares new research that shows how adopting healthy lifestyle habits can affect a person at a genetic level. For instance, he says, when you live healthier, eat better, exercise, and love more, your brain cells actually increase.

Ernest Madu: World-class health care

TEDGlobal 2007

Ernest Madu: World-class health care


Dr. Ernest Madu runs the Heart Institute of the Caribbean in Kingston, Jamaica, where he proves that -- with careful design, smart technical choices, and a true desire to serve -- it's possible to offer world-class healthcare in the developing world.

Alisa Miller: The news about the news

TED2008

Alisa Miller: The news about the news


Alisa Miller, head of Public Radio International, talks about why -- though we want to know more about the world than ever -- the US media is actually showing less. Eye-opening stats and graphs.

Johnny Lee: Free or cheap Wii Remote hacks

TED2008

Johnny Lee: Free or cheap Wii Remote hacks


Building sophisticated educational tools out of cheap parts, Johnny Lee demos his cool Wii Remote hacks, which turn the $40 video game controller into a digital whiteboard, a touchscreen and a head-mounted 3-D viewer.

Al Gore: New thinking on the climate crisis

TED2008

Al Gore: New thinking on the climate crisis


In this brand-new slideshow (premiering on TED.com), Al Gore presents evidence that the pace of climate change may be even worse than scientists recently predicted. He challenges us to act.

Stephen Hawking: Questioning the universe

TED2008

Stephen Hawking: Questioning the universe


In keeping with the theme of TED2008, professor Stephen Hawking asks some Big Questions about our universe -- How did the universe begin? How did life begin? Are we alone? -- and discusses how we might go about answering them.