11. Neil deGrasse Tyson
Aired Sep 14, 201827 min
Astrophysicist Dr. Neil deGrasse Tyson joins Margaret to explore the stars, science, and human conflict. Dr. Neil deGrasse Tyson is a famed astrophysicist and author of the new book, Accessory To War: The Unspoken Alliance of Astrophysics and the Military.
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