Astronomers have identified 45 Earth-like worlds that could be among the most promising places to search for biosignatures—chemical signs of life in distant atmospheres. Inspired by the idea of a real ...

Throughout July 2026, SETI Institute scientists, leaders, and collaborators contributed to conversations spanning the origins of life, the search for extraterrestrial intelligence, Mars exploration, ...

Add Yahoo as a preferred source to see more of our stories on Google. Enrico Fermi famously asked "Where is everybody?" back in 1950. This research offers a disarmingly simple partial answer: alien ...

Astronomers may have already scanned millions of more stars than they thought, a realization that might lead to new ways to hunt for extraterrestrial radio signals.

The Search for Extraterrestrial Intelligence (SETI) has a data scale problem. There are just too many places to look for an interstellar signal, and even if you're looking in the right place you could ...

The recent, widely covered signal that's allegedly got SETI hot and bothered is almost certainly not aliens. But that doesn't mean it's not cool. Share on Facebook (opens in a new window) Share on X ...

The SETI Institute, the nonprofit that conducts a search for extraterrestrial intelligence by examining radio waves for artefacts that are unlikely to be the result of natural processes, thinks it may ...

Given the size and age of the universe, it should be full of species with technology far more advanced than our own. But so far there is no trace ...

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Fresh scientific findings highlight two major gaps in the hunt for alien life.

Experts stress need for transparency while aiming to prevent premature announcements and protect scientists Alien hunters have released fresh guidelines on how to handle potential signals from ...

As humans began to explore outer space in the latter half of the 20th century, radio waves proved a powerful tool. Scientists could send out radio waves to communicate with satellites, rockets and ...