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Every week on TED.com, we post 5 fresh TEDTalks, from TED Conferences and partner events. Talks come from recent conferences and from our amazing archive of talks from TEDs going back to 1984. You can be notified of all the new TEDTalks via our RSS feed.
Updated: 6 years 31 weeks ago

Paul Nicklen: Tales of ice-bound wonderlands

Mon, 05/09/2011 - 14:38
Diving under the Antarctic ice to get close to the much-feared leopard seal, photographer Paul Nicklen found an extraordinary new friend. Share his hilarious, passionate stories of the polar wonderlands, illustrated by glorious images of the animals who live on and under the ice.

Sean Carroll: Distant time and the hint of a multiverse

Thu, 05/05/2011 - 14:40
At TEDxCaltech, cosmologist Sean Carroll attacks -- in an entertaining and thought-provoking tour through the nature of time and the universe -- a deceptively simple question: Why does time exist at all? The potential answers point to a surprising view of the nature of the universe, and our place in it.

Suzanne Lee: Grow your own clothes

Wed, 05/04/2011 - 14:43
Designer Suzanne Lee shares her experiments in growing a kombucha-based material that can be used like fabric or vegetable leather to make clothing. The process is fascinating, the results are beautiful (though there's still one minor drawback ...) and the potential is simply stunning.

Carlo Ratti: Architecture that senses and responds

Tue, 05/03/2011 - 14:38
With his team at SENSEable City Lab, MIT's Carlo Ratti makes cool things by sensing the data we create. He pulls from passive data sets -- like the calls we make, the garbage we throw away -- to create surprising visualizations of city life. And he and his team create dazzling interactive environments from moving water and flying light, powered by simple gestures caught through sensors.

9/11 healing: The mothers who found forgiveness, friendship

Mon, 05/02/2011 - 18:51
Phyllis Rodriguez and Aicha el-Wafi have a powerful friendship born of unthinkable loss. Rodriguez' son was killed in the World Trade Center attacks on September 11, 2001; el-Wafi's son Zacarias Moussaoui was convicted of a role in those attacks and is serving a life sentence. In hoping to find peace, these two moms have come to understand and respect one another.

Arvind Gupta: Turning trash into toys for learning

Fri, 04/29/2011 - 14:51
At the INK Conference, Arvind Gupta shares simple yet stunning plans for turning trash into seriously entertaining, well-designed toys that kids can build themselves -- while learning basic principles of science and design.

Mike Matas: A next-generation digital book

Thu, 04/28/2011 - 14:34
Software developer Mike Matas demos the first full-length interactive book for the iPad -- with clever, swipeable video and graphics and some very cool data visualizations to play with. The book is "Our Choice," Al Gore's sequel to "An Inconvenient Truth."

Bruce Schneier: The security mirage

Tue, 04/26/2011 - 13:54
The feeling of security and the reality of security don't always match, says computer-security expert Bruce Schneier. At TEDxPSU, he explains why we spend billions addressing news story risks, like the "security theater" now playing at your local airport, while neglecting more probable risks -- and how we can break this pattern.

Harvey Fineberg: Are we ready for neo-evolution?

Mon, 04/25/2011 - 13:58
Medical ethicist Harvey Fineberg shows us three paths forward for the ever-evolving human species: to stop evolving completely, to evolve naturally -- or to control the next steps of human evolution, using genetic modification, to make ourselves smarter, faster, better. Neo-evolution is within our grasp. What will we do with it?

Ric Elias: 3 things I learned while my plane crashed

Fri, 04/22/2011 - 14:36
Ric Elias had a front-row seat on Flight 1549, the plane that crash-landed in the Hudson River in New York in January 2009. What went through his mind as the doomed plane went down? At TED, he tells his story publicly for the first time.

Anil Ananthaswamy: What it takes to do extreme astrophysics

Thu, 04/21/2011 - 14:51
All over the planet, giant telescopes and detectors are looking (and listening) for clues to the workings of the universe. At the INK Conference, science writer Anil Ananthaswamy tours us around these amazing installations, taking us to some of the most remote and silent places on Earth.

Kathryn Schulz: On being wrong

Tue, 04/19/2011 - 13:53
Most of us will do anything to avoid being wrong. But what if we're wrong about that? "Wrongologist" Kathryn Schulz makes a compelling case for not just admitting but embracing our fallibility.

Sam Richards: A radical experiment in empathy

Mon, 04/18/2011 - 14:00
By leading the Americans in his audience at TEDxPSU step by step through the thought process, sociologist Sam Richards sets an extraordinary challenge: can they understand -- not approve of, but understand -- the motivations of an Iraqi insurgent? And by extension, can anyone truly understand and empathize with another?

Susan Lim: Transplant cells, not organs

Fri, 04/15/2011 - 18:47
Pioneering surgeon Susan Lim performed the first liver transplant in Asia. But a moral concern with transplants (where do donor livers come from ...) led her to look further, and to ask: Could we be transplanting cells, not whole organs? At the INK Conference, she talks through her new research, discovering healing cells in some surprising places.

Marcin Jakubowski: Open-sourced blueprints for civilization

Thu, 04/14/2011 - 14:00
Using wikis and digital fabrication tools, TED Fellow Marcin Jakubowski is open-sourcing the blueprints for 50 farm machines, allowing anyone to build their own tractor or harvester from scratch. And that's only the first step in a project to write an instruction set for an entire self-sustaining village (starting cost: $10,000).

Roger Ebert: Remaking my voice

Wed, 04/13/2011 - 14:37
When film critic Roger Ebert lost his lower jaw to cancer, he lost the ability to eat and speak. But he did not lose his voice. In a moving talk from TED2011, Ebert and his wife, Chaz, with friends Dean Ornish and John Hunter, come together to tell his remarkable story.

Dave Meslin: The antidote to apathy

Tue, 04/12/2011 - 14:30
Local politics -- schools, zoning, council elections -- hit us where we live. So why don't more of us actually get involved? Is it apathy? Dave Meslin says no. He identifies 7 barriers that keep us from taking part in our communities, even when we truly care.

Jackson Browne: "If I Could Be Anywhere"

Fri, 04/08/2011 - 22:28
At TEDxGPGP, Jackson Browne plays a song he started writing last April aboard Mission Blue Voyage, the Sylvia Earle-inspired trip to brainstorm ways to save the ocean. "If I could be anywhere," he sings, "anywhere right now, I would be here."

Caroline Casey: Looking past limits

Fri, 04/08/2011 - 14:33
Activist Caroline Casey tells the story of her extraordinary life, starting with a revelation (no spoilers). In a talk that challenges perceptions, Casey asks us all to move beyond the limits we may think we have.

Morgan Spurlock: The greatest TED Talk ever sold

Wed, 04/06/2011 - 15:00
With humor and persistence, filmmaker Morgan Spurlock dives into the hidden but influential world of brand marketing, on his quest to make a completely sponsored film about sponsorship. (And yes, onstage naming rights for this talk were sponsored too. By whom and for how much? He'll tell you.)