Favorite talks
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Luis von Ahn: Massive-scale online collaboration
16:39 Posted: Dec 2011
Views: 1,303,241 | Comments: 249
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Salman Khan: Let's use video to reinvent education
20:27 Posted: Mar 2011
Views: 2,461,682 | Comments: 440
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Debate: Does the world need nuclear energy?
22:59 Posted: Jun 2010
Views: 722,558 | Comments: 856
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Tom Wujec: Build a tower, build a team
06:51 Posted: Apr 2010
Views: 1,299,386 | Comments: 149
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Eric Whitacre: A choir as big as the Internet
04:15 Posted: Apr 2010
Views: 329,822 | Comments: 149
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Derek Sivers: How to start a movement
03:09 Posted: Apr 2010
Views: 2,894,919 | Comments: 275
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Raghava KK: My 5 lives as an artist
17:55 Posted: Feb 2010
Views: 373,585 | Comments: 175
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Arthur Benjamin: Teach statistics before calculus!
02:58 Posted: Jun 2009
Views: 1,094,188 | Comments: 311
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Nellie McKay sings "Clonie"
02:20 Posted: Jun 2008
Views: 259,389 | Comments: 39
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Pilobolus perform "Symbiosis"
13:45 Posted: Feb 2007
Views: 800,411 | Comments: 200