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2008-10-28
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2008-08-04
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2008-06-24
Murray Gell-Mann: Do all languages have a common ancestor?
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2008-06-13
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2008-04-23
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2008-01-14
Averting the climate crisis | Al Gore
280,371 views
2007-01-16
Do schools kill creativity? | Sir Ken Robinson | TED
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2007-01-07
Secrets of success in 8 words, 3 minutes | Richard St. John
3,472,458 views
2007-01-06