TED: Gaming Can Make a Better World

Games like World of Warcraft give players the means to save worlds, and incentive to learn the habits of heroes. What if we could harness this gamer power to solve real-world problems?

TED: Teach Every Child About Food

Sharing powerful stories from his anti-obesity project in Huntington, W. Va., TED Prize winner Jamie Oliver makes the case for an all-out assault on our ignorance of food.

TED: J.J. Abrams on The Mystery Box

J.J. Abrams traces his love for the unseen mystery – a passion thats evident in his films and TV shows, including Cloverfield, Lost and Alias — back to its magical beginnings.

TED: A Civil Response to Violence

Emiliano Salinas, son of former president Carlos Salinas de Gortari, confronts the current climate of violence in Mexico — or rather, how Mexican society responds to it.

TED: On Being Just Crazy Enough

Comedian Joshua Walters, who’s bipolar, walks the line between mental illness and mental “skillness” in this funny, thought-provoking talk.

TED: A History of the Universe in Sound

Artist-technologist Honor Harger listens to the weird and wonderful noises of stars and planets and pulsars. In her work, she tracks the radio waves emitted by ancient celestial objects and turns them into sound.

TED: Different Ways of Knowing

Daniel Tammet has linguistic, numerical and visual synesthesia — meaning that his perception of words, numbers and colors are woven together into a new way of perceiving and understanding the world.

TED: A Future Beyond Traffic Gridlock

Bill Ford is a car guy — his great-grandfather was Henry Ford, and he grew up inside the massive Ford Motor Co. So when he worries about cars’ impact on the environment, and about our growing global gridlock problem, it’s worth a listen.