Bill Joy: What I’m worried about, what I’m excited about

www.ted.com Technologist and futurist Bill Joy talks about several big worries for humanity — and several big hopes in the [Read more…]

Luca Turin: The science of scent

Download this talk * * * * * Video to desktop (Zipped MP4) * Video to iTunes (MP4) * Share [Read more…]

James Surowiecki: The moment when social media became the ne

www.ted.com James Surowiecki pinpoints the moment when social media became an equal player in the world of news-gathering the 2005 [Read more…]

Garrett Lisi: A beautiful new theory of everything

www.ted.com Physicist and surfer Garrett Lisi presents a controversial new model of the universe that — just maybe — answers [Read more…]

James Nachtwey: Use my photographs to stop the worldwide XDR

www.xdrtb.org Photojournalist James Nachtwey sees his TED Prize wish come true, as we share his powerful photographs of XDR-TB, a [Read more…]

Jonathan Drori: Why we don’t understand as much as we think

www.ted.com Starting with four basic questions (that you may be surprised to find you can’t answer), Jonathan Drori looks at [Read more…]

John Walker: Re-creating great performances

www.ted.com Imagine hearing great, departed pianists play again today, just as they would in person. John Q. Walker demonstrates how [Read more…]

Joshua Klein: The amazing intelligence of crows

www.ted.com Hacker and writer Joshua Klein is fascinated by crows. (Notice the gleam of intelligence in their little black eyes?) [Read more…]

Paul Stamets: 6 ways mushrooms can save the world

www.ted.com Mycologist Paul Stamets studies the mycelium — and lists 6 ways that this astonishing fungus can help save the [Read more…]

Hector Ruiz: The power to connect the world

www.ted.com AMD CEO Hector Ruiz talks about his dream of giving the whole world access to the Internet. AMD’s 50×15 [Read more…]