Reporter Scott Wallace joined Brazilian explorer Sidney Posseulo on an expedition deep into the Amazon in search of one of the last uncontacted tribes, the Arrow People.
Intelligent. Optimistic. Curious.
Audio
Stephen Greenblatt tells the remarkable story of how the discovery of an ancient poem helped launch the Scientific Revolution. Also, an excerpt from Lucretius' poem "On the Nature of Things."
Before the Internet, a good memory wasn't just useful; it was prized as a sign of intelligence. And there were memory geniuses who developed mental tricks for storing information. Philosopher and novelist Simon Critchley delves into the fascinating history of the memory palace, which once promised almost God-like wisdom.
Rupert Isaacson made a journey with his family to seek out shamans in horse-centered cultures to treat his autistic son.
There’s a Modern Caveman Movement afoot. And their inspirational leader is 76 year-old Arthur De Vany. A man who says we all should be mimicking our caveman ancestors.
Biologist Steven Austad is so confident human beings will soon live to be 150 years old that he’s bet on it with a colleague: Jay Olshansky, who says we’re already living way past our expiration date!
Thomas Seeley is a professor of neurobiology and behavior at Cornell University. He talks about the social organization of a bee colony with Steve Paulson.
Tariq Ramadan tells Steve Paulson that Islam should be viewed as a religion in its own right and not compared to the history of Christianity.
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