The day I turned down Tim Berners-Lee – Ian Ritchie
Imagine it’s late 1990, and you’ve just met a nice young man named Tim Berners-Lee, who starts telling you about his pro...
Education
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What do babies think? – Alison Gopnik
“Babies and young children are like the R&D division of the human species,” says psychologist Alison Gopnik. Her res...
Trusting the ensemble – Charles Hazlewood
Conductor Charles Hazlewood talks about the role of trust in musical leadership — then shows how it works, as he conducts the...
We can recycle plastic – Mike Biddle
Less than 10% of plastic trash is recycled — compared to almost 90% of metals — because of the massively complicated pro...
The generation that’s remaking China – Yang Lan
Yang Lan, a journalist and entrepreneur who’s been called “the Oprah of China,” offers insight into the next gener...
Battling bad science – Ben Goldacre
Every day there are news reports of new health advice, but how can you know if they’re right? Doctor and epidemiologist Ben Go...
Filming democracy in Ghana – Jarreth Merz
Jarreth Merz, a Swiss-Ghanaian filmmaker, came to Ghana in 2008 to film the national elections. What he saw there taught him new les...
Mysteries of vernacular: Keister – Jessica Oreck and Rachael Teel
View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-keister-jessica-oreck-and-rachael-teel Originally meaning a wove...
Massive-scale online collaboration – Luis von Ahn
After re-purposing CAPTCHA so each human-typed response helps digitize books, Luis von Ahn wondered how else to use small contributi...
How to defend Earth from asteroids – Phil Plait
What’s six miles wide and can end civilization in an instant? An asteroid — and there are lots of them out there. With h...