Follow up observations never found a repeat, which only deepened the mystery. The signal’s narrow bandwidth and intensity looked exactly like the kind of artificial tone that early SETI papers had ...

In May 2022, the International Journal of Astrobiology published a paper suggesting a candidate source of the WOW! Signal: a possible Sun-like star in the Gaia Archive, 2MASS 19281982-2640123, located ...

Narrowband signal detection as a potential indicator of artificial radio emissions. Doppler drift correction to account for relative motion between Earth and distant transmitters. Rigorous filtering ...

June 18, 2025, Mountain View, CA -- The SETI Institute and SpaceX have launched a groundbreaking collaboration to help protect sensitive radio astronomy observations at the Allen Telescope Array (ATA) ...

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 ...

April 22, 2025, Mountain View, CA – The SETI Institute announced it will expand its pilot program funded through a grant from the Amateur Radio and Digital Communication (ARDC) Foundation now called ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The internet is abuzz with rumors that China may have picked up signals from an alien ...

The search for extraterrestrial life in this vast universe needs all hands on deck. A crowd-sourced project from UC Berkeley called on volunteers to lend their home computers to search for signs of ...