SETI may have missed alien signals for 60 years because stellar plasma smears transmissions into noise, a new Astrophysical ...

Researchers from the search for extraterrestrial intelligence (SETI) may have figured out why we have not detected any alien ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

Could the interstellar object 3I/ATLAS exhibit technosignatures, or signals of alien technology? This is what a recent study published in The Astronomical | Space ...

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 ...

For decades, scientists have scanned the stars for even the faintest whisper of intelligent life. Now, with fresh government revelations about mysterious skies stirring up fresh excitement, a major ...

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 SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

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 ...

In March 2026, SETI Institute researchers contributed to a wide range of conversations about our solar system and the search for life beyond Earth. From explaining unusual features on Mars and ...

SETI scanned 3I/Atlas for more than seven hours and detected no signs of extraterrestrial technology; The comet is only the ...