Frank Drake's Equation
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Futurism
Updated 7.5.16, 10:18 PM EDT
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futurism
Study Asserts That Earth is Not The First Intelligent Civilization In The Universe
Futurism
Updated 12.5.15, 3:18 AM EST
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futurism
Do Advanced Alien Civilizations Exist? Astrobiologists Provide a New Take on Drake's Equation