Copernicus changed the world with his revolutionary idea that the sun, not the Earth, is the center of our solar system. Dava Sobel tells us why this momentous discovery wasn't easy for Copernicus himself.
Intelligent. Optimistic. Curious.
Audio
David Grinspoon is the author of “Lonely Planets: The Natural Philosophy of Alien Life.”
Choreogapher Bill T. Jones recommends Lawrence Weschler's "Seeing is Forgetting the Name of the Thing One Sees."
David Snowdon tells Steve Paulson how “The Nun Study” works, and what he’s learned about the physical effects on the brain of conditions like Alzheimer’s.
We hear geo-political expert Charles Emmerson talk with Steve Paulson about the future prospects for the Arctic.
Brian Greene is a physicist who specializes in string theory. Greene says that time appears to move in one direction only to complex organisms like people. At the atomic level, electrons don’t know one direction from another.
Dewey Sadka, creator of the Dewey Color System, claims you can identify your personality by dissecting your favorite and least favorite colors. Doug Gordon puts himself up for analysis.
Dana Jennings grew up in New Hampshire during the golden age of country music from the 1950s through the 1970s. His family listened to country and their values were shaped by it.
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