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 ...

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

Scientists updated first contact protocols for 2026, requiring multiple verification steps and UN consultation before ...

The IAA SETI Committee has updated rules for evaluating and revealing the detection of extraterrestrial intelligence.

Alien hunters update guidance on sharing news of possible intelligent life. Scientists searching for intelligent life beyond Earth have updated their guidance on how the world should be told if a ...

What steps can be taken to identify why we haven’t received radio signals from an extraterrestrial intelligence, also called technosignatures? This is what a recent study published in The ...

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

A new SETI study suggests we may be overlooking alien signals not because they aren't there, but because their own stars are scrambling them before they escape into space. Turbulent plasma and ...

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 ...