Sy Montgomery talks about a very personable octopus, and the species's remarkable intelligence.
Intelligent. Optimistic. Curious.
Audio
What would it be like to walk on Mars? Nature writer Craig Childs thinks it would be like trekking in some of Earth's most forbidding environments - deserts and Arctic ice fields.
Tony Horwitz sailed aboard a replica of Captain James Cook’s “Endeavor” and wrote “Blue Latitudes: Boldly Going Where Captain Cook has Gone Before.”
Conspiracy theories are like mushrooms. They pop up everywhere -- from celebrity Twitter feeds to the campaign trail. They can be crazy, hilarious, and weirdly convincing. But even the most wacko conspiracy theories are worth taking serious. To explain why, here's Steve Paulson talking with Jesse Walker, author of "The United States of Paranoia."
Sherwin Nuland tells Steve Paulson that Leonardo’s driving passion was anatomy and that his painting aimed to capture a particular moment in time.
Sometimes a great movie forces you to see the world in a completely different way. That’s the case with Joshua Oppenheimer’s documentary, "The Act of Killing." The film follows a former Indonesian death squad leader as he remembers and even re-enacts the atrocities he committed.
We hear a round-up of some of the latest research into happiness, from economist Richard Layard, and psychologists Robert Biswas-Diener and Sonja Lyubomirsky.
William Staples tells Steve Paulson about the latest in psychographics and biometrics and why civil libertarians are worried.
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