Favorite talks
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Lee Cronin: Making matter come alive
15:11 Posted: Sep 2011
Views: 497,704 | Comments: 243
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Lisa Margonelli: The political chemistry of oil
17:14 Posted: Aug 2010
Views: 230,464 | Comments: 169
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Carter Emmart demos a 3D atlas of the universe
06:57 Posted: Jul 2010
Views: 720,744 | Comments: 165
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Oliver Sacks: What hallucination reveals about our minds
18:48 Posted: Sep 2009
Views: 1,705,220 | Comments: 247
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Bonnie Bassler: How bacteria "talk"
18:14 Posted: Apr 2009
Views: 1,211,814 | Comments: 354
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Peter Ward on Earth's mass extinctions
19:41 Posted: Jan 2009
Views: 267,042 | Comments: 38
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Penelope Boston says there might be life on Mars
18:29 Posted: Dec 2008
Views: 176,808 | Comments: 35
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Ross Lovegrove shares organic designs
19:30 Posted: Aug 2006
Views: 531,610 | Comments: 151