Dr. Neil DeGrasse Tyson addresses the 28th National Space Symposium [Video]


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Even though this is a 1+ hour video, I just had to post it since I know you guys are such big fans (and we are too!) of Dr. Neil DeGrasse Tyson. Hear him out addressing the audience at the 28th National Space Symposium.

[Space Foundation | Via IHC]







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