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
Donald Waller is a deer hunter and teaches at the University of Wisconsin. He tells Steve Paulson about the role hunting has played in the conservation movement.
With “Hallucinations,” Oliver Sacks has written one of his most personal books. In this NEW and EXTENDED interview, Sacks talks about his personal history with hallucinogens back in the 60s, as well as ecstatic experiences induced by temporal lobe epilepsy, and also how a mysterious voice in his head once saved Sacks’ life.
Chris Kilham tells Jim Fleming that it’s OK to eat chocolate and has the data to prove it.
David Grinspoon is the author of “Lonely Planets: The Natural Philosophy of Alien Life.”
Edmund Morris has written three books about Teddy Roosevelt; his third, "Colonel Roosevelt" picks up the story after TR left the White House.
Anthony Zuiker, creator of "CSI", tells Steve Paulson that getting the science right in “CSI” is crucial; remembers how great it was when the Mob ran Las Vegas; and admits he’s the show’s gambling expert.
In an essay called "Fail," Chuck Klosterman examines the thinking behind the so-called "Unabomber Manifesto."
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