Favorite talks
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James B. Glattfelder: Who controls the world?
14:10 Posted: Feb 2013
Views: 742,108 | Comments: 224
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Ellen Jorgensen: Biohacking -- you can do it, too
10:08 Posted: Jan 2013
Views: 411,256 | Comments: 154
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Andrew McAfee: Are droids taking our jobs?
14:07 Posted: Sep 2012
Views: 529,120 | Comments: 242
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Melinda Gates: Let's put birth control back on the agenda
25:27 Posted: Apr 2012
Views: 452,336 | Comments: 572
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Bjarke Ingels: Hedonistic sustainability
22:25 Posted: Jan 2012
Views: 537,261 | Comments: 98
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Alain de Botton: Atheism 2.0
19:20 Posted: Jan 2012
Views: 1,285,651 | Comments: 1172
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Elizabeth Pisani: Sex, drugs and HIV -- let's get rational
19:14 Posted: Apr 2010
Views: 538,051 | Comments: 243
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Patricia Burchat: Shedding light on dark matter
16:09 Posted: Aug 2008
Views: 677,602 | Comments: 234
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Brian Greene: Making sense of string theory
19:06 Posted: Apr 2008
Views: 1,873,843 | Comments: 446
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Richard Dawkins: Militant atheism
29:10 Posted: Apr 2007
Views: 2,003,815 | Comments: 5844