Favorite talks
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Luis von Ahn: Massive-scale online collaboration
16:39 Posted: Dec 2011
Views: 1,307,671 | Comments: 249
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Marco Tempest: The magic of truth and lies (and iPods)
05:07 Posted: Aug 2011
Views: 3,285,862 | Comments: 332
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Kevin Slavin: How algorithms shape our world
15:22 Posted: Jul 2011
Views: 1,741,209 | Comments: 260
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Maajid Nawaz: A global culture to fight extremism
17:53 Posted: Jul 2011
Views: 347,138 | Comments: 145
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Joseph Nye on global power shifts
18:15 Posted: Oct 2010
Views: 474,625 | Comments: 253
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Sam Harris: Science can answer moral questions
23:06 Posted: Mar 2010
Views: 1,335,815 | Comments: 2645
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Douglas Adams: Parrots, the universe and everything
87:36 Posted: Mar 2010
Views: 535,195 | Comments: 92
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Steven Cowley: Fusion is energy's future
09:54 Posted: Dec 2009
Views: 386,294 | Comments: 166
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Mary Roach: 10 things you didn't know about orgasm
16:43 Posted: May 2009
Views: 3,452,931 | Comments: 259
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Capt. Charles Moore on the seas of plastic
07:20 Posted: Feb 2009
Views: 680,155 | Comments: 154