Could a Saturn moon harbor life? - Carolyn Porco
Carolyn Porco shares exciting new findings from the Cassini spacecraft's recent sweep of one of Saturn's moons, Enceladus. Samples gathered from the moon's icy geysers hint that an ocean under its surface could harbor life.
The business logic of sustainability - Ray Anderson
At his carpet company, Ray Anderson has increased sales and doubled profits while turning the traditional "take / make / waste" industrial system on its head. In a gentle, understated way, he shares a powerful vision for sustainable commerce.
How Benjamin Button got his face - Ed Ulbrich
Ed Ulbrich, the digital-effects guru from Digital Domain, explains the Oscar-winning technology that allowed his team to digitally create the older versions of Brad Pitt's face for "The Curious Case of Benjamin Button."
The El Sistema music revolution - Jose Antonio Abreu
Jose Antonio Abreu is the charismatic founder of a youth orchestra system that has transformed thousands of kids' lives in Venezuela. Here he shares his amazing story and unveils a TED Prize wish that could have a big impact in the US and beyond.
Toy tiles that talk to each other - David Merrill
MIT grad student David Merrill demos Siftables -- cookie-sized, computerized tiles you can stack and shuffle in your hands. These future-toys can do math, play music, and talk to their friends, too. Is this the next thing in hands-on learning?
Mosquitos, malaria and education - Bill Gates
Bill Gates hopes to solve some of the world's biggest problems using a new kind of philanthropy. In a passionate and, yes, funny 18 minutes, he asks us to consider two big questions and how we might answer them.
Why I'm a weekday vegetarian - Graham Hill
We all know the arguments that being vegetarian is better for the environment and for the animals -- but in a carnivorous culture, it can be hard to make the change. Graham Hill has a powerful, pragmatic suggestion: Be a weekday veg.
Can we eat to starve cancer? - William Li
William Li presents a new way to think about treating cancer and other diseases: anti-angiogenesis, preventing the growth of blood vessels that feed a tumor. The crucial first (and best) step: Eating cancer-fighting foods that cut off the supply lines and beat cancer at its own game.
Your genes are not your fate - Dean Ornish
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.
The "bottom billion" - Paul Collier
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.
Can we domesticate germs? - Paul Ewald
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.
Questioning the universe - Stephen Hawking
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.
Supercharged motorcycle design - Yves Behar
Yves Behar and Forrest North unveil Mission One, a sleek, powerful electric motorcycle. They share slides from distant (yet similar) childhoods that show how collaboration kick-started their friendship -- and shared dreams.
Behind the Great Firewall of China - Michael Anti
View full lesson: http://ed.ted.com/lessons/behind-the-great-firewall-of-china-michael-antiMichael Anti (aka Jing Zhao) has been blogging from China for 12 y...
The rise of human-computer cooperation - Shyam Sankar
View full lesson: http://ed.ted.com/lessons/the-rise-of-human-computer-cooperation-shyam-sankarBrute computing force alone can't solve the world's problems. ...