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  • Tavis Smiley

Tavis Smiley | Astrophysicist Neil deGrasse Tyson | PBS

Duration: 24:46 (Full Program)
Program: Tavis Smiley
Broadcast Date: Mar. 26, 2012

The Space Chronicles author explains why space is the ultimate frontier and comments on the future of U.S. space exploration.

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Post Date: March 27, 2012