Digg - Who dugg or blogged: The Physics of Extraterrestrial Civilizations

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The Physics of Extraterrestrial Civilizations

mkaku.org — How advanced could they possibly be?

zaibatsu 1 year 34 days ago, made popular 1 year 34 days ago

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Who Dugg This?

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Who Blogged This?

12 people posted this story on their own blogs.

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