Physicist Leonard Mlodinow and spiritual teacher Deepak Chopra debate their conflicting worldviews on science and the origins of consciousness.
Intelligent. Optimistic. Curious.
Audio
Contemplating the multiverse is mind-blowing, but if you want a truly earth-shattering controversy in physics, you have to go back 500 years to Copernicus' radical theory. Dava Sobel tells his story.
Francine Segan, author of "The Philosopher's Kitchen", tells us of the importance of bread to the ancient Egyptians, Greeks, and Romans.
Brian Turtle tells Steve Paulson how he came up with the game "Six Degrees of Kevin Bacon" and plays a few rounds with Steve.
Ben Kilham raises orphan bear cubs and then releases them into the wild. Steve Paulson visits Kilham at his home in New Hampshire.
Physicist Michio Kaku's Dangerous Idea? A virtual "library of souls."
Daniel Levitin is a neuroscientist with a twist; he's also a musician and record producer. He says brain imaging is showing how our brains listen to and make music.
Ellen Handler-Spitz talks with Jim Fleming about the how imagination develops in childhood.
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