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Our galaxy should be teeming with civilizations, but where are they?
A good clear discussion of the Fermi Paradox which argues that if there is extraterrestrial life they should have found us by now.
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The SETI Institute
The mission of the SETI (search for extraterrestrial intelligence) Institute is to explore, understand and explain the origin, nature and prevalence of life in the universe.
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Laboratory for Extraterrestrial Physics
A resource about the world of space off our planet. Created and maintained at NASA's Goddard Space Flight Center, this site offers the latest in information and education about the region of space ...
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SETI@home
SETI@home is a scientific experiment that uses Internet-connected computers in the Search for Extraterrestrial Intelligence (SETI). You can participate in this citizen science project by running a ...
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