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
Edmund Morris has written three books about Teddy Roosevelt; his third, "Colonel Roosevelt" picks up the story after TR left the White House.
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."
We hear geo-political expert Charles Emmerson talk with Steve Paulson about the future prospects for the Arctic.
David Syring is descended from the German immigrants who settled the Texas Hill Country. He tells Jim Fleming about his problematical grandfather, and why he still feels rooted to his family's home place.
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.
Conn Iggulden wrote "The Dangerous Book for Boys" with his brother, Hal. The idea is not to injure children but to help them have more fun.
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