Curator of Griffith Observatory in Los Angeles, CA and spectroscopist Dr. Laura Danly interviews astrophysicist, author and host of "Cosmos" Neil deGrasse Tyson in 2009.
The Grrrl Next Door
Showing posts with label astrophysicist. Show all posts
Showing posts with label astrophysicist. Show all posts
Thursday, June 12, 2014
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