Favorite talks
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James Nachtwey fights XDR-TB
05:52 Posted: Oct 2008
Views: 225,232 | Comments: 31
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Sugata Mitra shows how kids teach themselves
20:59 Posted: Aug 2008
Views: 800,010 | Comments: 143
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Kevin Kelly: The next 5,000 days of the web
19:34 Posted: Jul 2008
Views: 686,557 | Comments: 221
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Keith Barry: Brain magic
19:49 Posted: Jul 2008
Views: 4,338,297 | Comments: 503
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Jill Bolte Taylor's stroke of insight
18:44 Posted: Mar 2008
Views: 11,066,645 | Comments: 2457
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Gever Tulley: 5 dangerous things you should let your kids do
09:18 Posted: Dec 2007
Views: 1,857,259 | Comments: 306
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Al Seckel: Powerful visual illusions
14:33 Posted: Apr 2007
Views: 895,981 | Comments: 80
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Dan Gilbert: The surprising science of happiness
21:16 Posted: Sep 2006
Views: 5,104,543 | Comments: 717
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Hans Rosling: Stats that reshape your worldview
19:50 Posted: Jun 2006
Views: 5,355,220 | Comments: 428