Here's his lecture on this, "The Perimeter of Ignorance": http://www.youtube.com... | Hacker News

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		dchest on Nov 14, 2011 \| parent \| context \| favorite \| on: Neil deGrasse Tyson AMA Here's his lecture on this, "The Perimeter of Ignorance": http://www.youtube.com/watch?v=S1HXuiIBF3I

malkia on Nov 14, 2011 [–]

Thanks again! I somehow remember different setting, or just different link, or video cam, but it's the same lecture that I watched months ago.

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