Favorite talks
-
Play
David Christian: The history of our world in 18 minutes
17:40 Posted: Apr 2011
Views: 798,420 | Comments: 331
-
Play
Salman Khan: Let's use video to reinvent education
20:27 Posted: Mar 2011
Views: 2,475,997 | Comments: 440
-
Play
Matt Ridley: When ideas have sex
16:26 Posted: Jul 2010
Views: 2,211,750 | Comments: 441
-
Play
James Randi: Homeopathy, quackery and fraud
17:19 Posted: Apr 2010
Views: 1,070,556 | Comments: 1401
-
Play
Dan Dennett: Cute, sexy, sweet, funny
07:45 Posted: Mar 2009
Views: 1,097,400 | Comments: 239
-
Play
A.J. Jacobs: My year of living biblically
17:40 Posted: Jul 2008
Views: 915,633 | Comments: 485
-
Play
Nathan Myhrvold on archeology, animal photography, BBQ ...
17:14 Posted: Jun 2008
Views: 247,567 | Comments: 52
-
Play
Jill Bolte Taylor's stroke of insight
18:44 Posted: Mar 2008
Views: 11,078,867 | Comments: 2460
-
Play
James Kunstler: How bad architecture wrecked cities
19:44 Posted: May 2007
Views: 793,472 | Comments: 227
-
Play
Richard Dawkins: Militant atheism
29:10 Posted: Apr 2007
Views: 2,006,836 | Comments: 5844