The world's first real-time architecture competition.

10 teams. 10 sites. 10 missions.

http://www.72hoururbanaction.com/

Abigail Washburn: Building US-China relations ... by banjo

"TED Fellow Abigail Washburn wanted to be a lawyer improving US-China relations -- until she picked up a banjo. She tells a moving story of the remarkable connections she's formed touring across the United States and China while playing that banjo and singing in Chinese. Abigail Washburn pairs venerable folk elements with far-flung sounds, creating results that feel both strangely familiar and unlike anything anybody's ever heard before."

http://www.ted.com/talks/abigail_washburn_building_us_china_relations_by_banj...

Cost of War

$642 billion = Estimated total direct cost to the U.S. of the war in Afghanistan from 2001 through the end of next year.

Kathryn Schulz: On being wrong

"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. Kathryn Schulz is the author of "Being Wrong: Adventures in the Margin of Error," and writes "The Wrong Stuff," a Slate series featuring interviews with high-profile people about how they think and feel about being wrong."

http://www.ted.com/talks/kathryn_schulz_on_being_wrong.html

Miss Li is Swedish singer Linda Carlsson. Her songs have been used on e.g. Weeds, Grey's Anatomy, and Desperate Housewives. Here's her song for that ad: