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.
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He traveled the Amazon in search of drug-induced visionary experiences. That wild adventure led to a lifelong study of hallucinogens.
Psychologist Steven Pinker's Dangerous Idea? We may be living in the most peaceful time of our species’ existence.
What does it mean to be free? And what does it mean to live a personally authentic, honest life with ourselves and with others? These are the questions that Jean-Paul Sartre, Simone de Beauvoir and their existential friends wrestled with in the late 1940s and early 1950s. Sarah Bakewell makes the case that their late-night conversations are especially relevant today. She's the author of "At the Existentialist Cafe: Freedom, Being, and Apricot Cocktails."
NRBQ has been called the world’s greatest bar band, but prefer to say they play “omni-pop,” and explain that’s why they’ve lasted for over 35 years.
Do physicists think about End Times? Noted string theorist Brian Greene does. He looks into the far future - billions of years from now - and sees a very dark universe.
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