Stewart Brand: The dawn of de-extinction. Are you ready?
Throughout humankind's history, we've driven species after species extinct: the passenger pigeon, the Eastern mountain lion, the dodo .... But now, says Stewart Brand, we have the technology (and the biology) to bring back species that humanity wiped out. So -- should we? Which ones? He asks a big question whose answer is closer than you may think.
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Oh, the Places You'll Go at Burning Man!
Based on Dr. Seuss's final book before his death, this is a story about life's ups and downs, told by the people of Burning Man 2011.
Sarah Kay: If I Should Have a Daughter ...
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AJ Jacobs: How Healthy Living Nearly Killed Me
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Global Warming - Can We Risk It?
A new way to think about the climate change debate, with over 13 million total views on various postings.