The findings of a new study may help "explain some of the radio silence we’ve seen in technosignature searches" for alien ...

A comet from another star system does not arrive every year. That is part of what made 3I/ATLAS so compelling when it ...

Scientists have updated global guidelines for announcing possible evidence of intelligent alien life, aiming to prevent ...

Here's what they found. The post Scientists Release Results After Scanning 3I/ATLAS for Alien Signals appeared first on ...

Astronomers swept millions of candidates and found no alien signals from K2-18b, setting the first power limit on any ...

Scientists have rewritten global 'first contact' protocols for how to confirm and announce the discovery of alien ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...

If it were a phone call, we might call it a butt dial: A strong radio signal that set off questions about whether it emanated from an advanced alien race earlier this week is now believed to have come ...

On August 15, 1977, the Big Ear Radio Telescope in Delaware, Ohio, received the most powerful signal it would ever detect during its decades of observations. The signal lasted just 72 seconds, but ...