In 1977, a US-backed search for alien signals detected a 72-second radio burst from deep space that was about 30 times ...

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

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

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

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

Astronomers who detect a credible signal from aliens after 2026 will be barred from announcing it publicly or sending any ...

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 ...

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