SETI Institute Conducts scientific research on life in the universe.
SETI Australia Centre Educational science articles from the sky survey conducted at the Parkes radio telescope in Australia.
SetiQuest The magazine of SETI and Bioastronomy. Provides both professional and amateur astronomers with information concerning SETI (Search for Extraterrestrial Intelligence) and bioastronomy.
Alien Frequencies Discoveries by NASA scientists indicate possibility of exotic life forms in the universe.
Invitation to ETI Forty scientists issue an invitation to extraterrestrial intelligence (ETI) to make contact with humankind.
The Society for Planetary SETI Research Organization interested in planetary anomalies that may be the result of intelligent activity. With roster and bibliography.
Seti@home: The Star Maps 69 full scale star maps for visual use with the seti@home screen saver.