This artistic illustration shows the TRAPPIST-1 red dwarf star system, home to seven Earth-sized exoplanets, several of which lie within the star’s habitable zone. In the foreground is TRAPPIST-1 b, ...
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Alien Life in the Clouds? Scientists Spot Possible Microbial Fingerprints in Planetary Atmospheres
Tiny life forms adrift in alien skies might one day expose themselves through the faintest play of light. A new study suggests that airborne microbes could leave detectable spectral fingerprints in ...
NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...
Want to be a top notch candidate for hosting alien life? Then there's a few key requirements you should be aware of: Ideally, you're a large object like a moon or a planet; scientists suspect you also ...
'Do all aliens really need sunlight?' ...
Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.
This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Illustration of the Earth-like exoplanet Proxima Centauri b orbiting the star Proxima ...
(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Mary Magnuson, The Conversation (THE CONVERSATION) “Project Hail Mary,” the movie ...
In March 2026, SETI Institute researchers contributed to a wide range of conversations about our solar system and the search ...
(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Over the past decade, scientists have come up with a variety of frameworks to guide ...
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