How much land mass would renewables need to power a nation like the UK? An entire country's worth. In this pragmatic talk, David MacKay tours the basic mathe...

Half of the world's poorest people have something in common: they're small farmers. In this eye-opening talk, activist Andrew Youn shows how his group, One A...

In Africa, art is a matter of survival. You have to be a genius to succeed without falling into despair without losing the smile. Seen this way, every Africa...

This 40-year-old believes he is going to cuddle in bed with a 13-year-old girl. Soon he will find out this hook-up doesn’t have a happy ending.

View full lesson: http://ed.ted.com/lessons/how-to-understand-power-eric-liu Every day, we move and operate within systems of power that other people have co...

“Eating chocolate helps losing weight” I was stunned. Could not believe it. And nope, it’s not because of a new weight loss trend that could help me losing s...

Katy Hutchison became a Restorative Justice advocate following the murder of her first husband. After ten years of sharing her story internationally to over five hundred schools and community groups, she views the education system as the structure with the most potential to affect positive social change. Katy sits on the Boards of Restorative Practices International & Glenlyon Norfolk School and volunteers for Leave Out Violence (LOVE).

In the spirit of ideas worth spreading, TEDx is a program of local, self-organized events that bring people together to share a TED-like experience. At a TEDx event, TEDTalks video and live speakers combine to spark deep discussion and connection in a small group. These local, self-organized events are branded TEDx, where x = independently organized TED event. The TED Conference provides general guidance for the TEDx program, but individual TEDx events are self-organized.* (*Subject to certain rules and regulations)

This talk will provide an overview of how Paralympic sport has reflected, and helped change the position of people with disabilities in society and how now, ...