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Sentience, like consciousness, is a concept sometimes mistakenly used to refer to the concept of intelligence and sapience, since it does not exclude forms of life that are non-sapient (or more broadly non-intelligent or non-conscious). [6] The term extraterrestrial civilization frames a more particular case of extraterrestrial intelligence. It ...
"E.T.I. (Extra Terrestrial Intelligence)", a song by Blue Öyster Cult from their 1976 album Agents of Fortune Topics referred to by the same term This disambiguation page lists articles associated with the title ETI .
Active SETI (Active Search for Extra-Terrestrial Intelligence) is the attempt to send messages to intelligent extraterrestrial life. Active SETI messages are ...
The 1976 Blue Öyster Cult song "E.T.I. (Extra Terrestrial Intelligence)" contains the line: "Three men in black said, 'Don't report this.'" Their 1983 song "Take Me Away", about the singer's desire to leave Earth with "good guy" aliens, has the line: "The men in black, their lips are sealed."
This is an accepted version of this page This is the latest accepted revision, reviewed on 20 January 2025. Problem of the lack of evidence for alien life despite its apparent likelihood This article is about the absence of clear evidence of extraterrestrial life. For a type of estimation problem, see Fermi problem. Enrico Fermi (Los Alamos 1945) The Fermi paradox is the discrepancy between ...
The search for extraterrestrial intelligence (SETI) is a collective term for scientific searches for intelligent extraterrestrial life. Methods include monitoring electromagnetic radiation for signs of transmissions from civilizations on other planets, [ 1 ] [ 2 ] [ 3 ] optical observation, and the search for physical artifacts.
The concept of extraterrestrial life, and particularly extraterrestrial intelligence, has had a major cultural impact, especially extraterrestrials in fiction. Science fiction has communicated scientific ideas, imagined a range of possibilities, and influenced public interest in and perspectives on extraterrestrial life. One shared space is the ...
Active SETI — METI (Messaging to Extra-Terrestrial Intelligence) Fermi paradox — Lack of evidence that extraterrestrials exist; SETIcon – Public conventions on the search for extraterrestrial intelligence; Zoo hypothesis — Hypothesis that suggests humanity is effectively caged on Earth