Seyi Oyesola: A hospital tour in Nigeria

TEDGlobal 2007

Seyi Oyesola: A hospital tour in Nigeria

June 6, 2007


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

March 3, 2004


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

February 29, 2008


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"

June 6, 2007


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

February 29, 2008


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

December 12, 2007


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

March 3, 2008


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.

Michael Moschen: Juggling as art ... and science

TED2002

Michael Moschen: Juggling as art ... and science

March 3, 2002


Michael Moschen puts on a quietly mesmerizing show of juggling. Don't think juggling is an art? You might just change your mind after watching Moschen in motion.

Paul Ewald: Can we domesticate germs?

TED2007

Paul Ewald: Can we domesticate germs?

March 3, 2007


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.

Paul Stamets: 6 ways mushrooms can save the world

TED2008

Paul Stamets: 6 ways mushrooms can save the world

March 3, 2008


Mycologist Paul Stamets lists 6 ways the mycelium fungus can help save the universe: cleaning polluted soil, making insecticides, treating smallpox and even flu viruses.

Hector Ruiz: The thinking behind 50x15

TEDGlobal 2007

Hector Ruiz: The thinking behind 50x15

June 6, 2007


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.

They Might Be Giants: Wake up!

TED2007

They Might Be Giants: Wake up!

March 3, 2007


In a very, very early-morning set, They Might Be Giants rock the final day of TED2007.

Brian Cox: CERN's supercollider

TED2008

Brian Cox: CERN's supercollider

March 3, 2008


"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

March 3, 2008


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.

Brian Greene: Making sense of string theory

TED2005

Brian Greene: Making sense of string theory

February 2, 2005


Physicist Brian Greene explains superstring theory, the idea that minscule strands of energy vibrating in 11 dimensions create every particle and force in the universe.

Amy Tan: Where does creativity hide?

TED2008

Amy Tan: Where does creativity hide?

February 2, 2008


Novelist Amy Tan digs deep into the creative process, looking for hints of how hers evolved.

Ernest Madu: World-class health care

TEDGlobal 2007

Ernest Madu: World-class health care

June 6, 2007


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

March 3, 2008


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.

Yochai Benkler: The new open-source economics

TEDGlobal 2005

Yochai Benkler: The new open-source economics

July 7, 2005


Yochai Benkler explains how collaborative projects like Wikipedia and Linux represent the next stage of human organization.

Tod Machover + Dan Ellsey: Inventing instruments that unlock new music

TED2008

Tod Machover + Dan Ellsey: Inventing instruments that unlock new music

March 3, 2008


Tod Machover of MIT's Media Lab is devoted to extending musical expression to everyone, from virtuosos to amateurs, and in the most diverse forms, from opera to video games. He and composer Dan Ellsey shed light on what's next.

Johnny Lee: Free or cheap Wii Remote hacks

TED2008

Johnny Lee: Free or cheap Wii Remote hacks

February 28, 2008


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

March 3, 2008


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

February 27, 2008


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.

Jakob Trollback: A new kind of music video

TED2007

Jakob Trollback: A new kind of music video

March 3, 2007


What would a music video look like if it were directed by the music, purely as an expression of a great song, rather than driven by a filmmaker's concept? Designer Jakob Trollback shares the results of his experiment in the form.

David Hoffman: Sputnik mania

TED2007

David Hoffman: Sputnik mania

March 3, 2007


Filmmaker David Hoffman shares footage from his feature-length documentary Sputnik Mania, which shows how the Soviet Union's launch of Sputnik in 1957 led to both the space race and the arms race -- and jump-started science and math education around the world.

Clifford Stoll: The call to learn

TED2006

Clifford Stoll: The call to learn

February 28, 2006


Clifford Stoll captivates his audience with a wildly energetic sprinkling of anecdotes, observations, asides -- and even a science experiment. After all, by his own definition, he's a scientist: "Once I do something, I want to do something else."

Christopher deCharms: A look inside the brain in real time

TED2008

Christopher deCharms: A look inside the brain in real time

February 29, 2008


Neuroscientist and inventor Christopher deCharms demonstrates a new way to use fMRI to show brain activity -- thoughts, emotions, pain -- while it is happening. In other words, you can actually see how you feel.

Siegfried Woldhek: The search for the true face of Leonardo

TED2008

Siegfried Woldhek: The search for the true face of Leonardo

February 29, 2008


Mona Lisa is one of the best-known faces on the planet. But would you recognize an image of Leonardo da Vinci? Illustrator Siegfried Woldhek uses some thoughtful image-analysis techniques to find what he believes is the true face of Leonardo.

Karen Armstrong: My wish: The Charter for Compassion

TED2008

Karen Armstrong: My wish: The Charter for Compassion

February 28, 2008


People want to be religious, says scholar Karen Armstrong; we should help make religion a force for harmony. She asks the TED community to help build a Charter for Compassion -- to restore the Golden Rule as the central global religious doctrine.

Dave Eggers: My wish: Once Upon a School

TED2008

Dave Eggers: My wish: Once Upon a School

February 28, 2008


Accepting his 2008 TED Prize, author Dave Eggers asks the TED community to personally, creatively engage with local public schools. With spellbinding eagerness, he talks about how his 826 Valencia tutoring center inspired others around the world to open