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Optical SETI Has an Eye for Extraterrestrial Messages

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Air Date: 02/17/2003
Run Time: 0:29:36

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Could an extraterrestrial intelligence use a giant laser to communicate between the stars? Harvard professor Paul Horowitz is part of the search for such illuminating signals. Also, diamond rain, and Bruce Betts with our weekly space trivia contest.


No trivia contest spoilers please!

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