We interview Dr. Neil deGrasse Tyson, astrophysicist, science advocate, and author of The Pluto Files, a look at the cosmic dust-up that resulted from the demotion of the planet Pluto to “dwarf planet” by the International Astronomical Union.  Dr. Tyson occupies the Frederick P. Rose Directorship of the Hayden Planetarium at the American Museum of National History in NYC.  For more on Dr. Tyson visit HaydenPlanetarium.org/Tyson.

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 Podcast #41 - Neil deGrasse Tyson [65:05m]: Download (4168)