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Carl Sagan vs. Stephen Hawking

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Published on Jul 6, 2011

In which Dan asks the pogotribe if they think humanity should seek out extra terrestrial intelligence.

Carl Sagan and Stephen Hawking, autotuned (YouTube): http://bit.ly/kpcVlS

Don't talk to aliens, warns Stephen Hawking (Times Online): http://thetim.es/lIDx8i

Carl Sagan - Pale Blue Dot (YouTube): http://bit.ly/ltntpS

Email me: danbrownuniverse@gmail.com

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