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 ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Scientists have updated global guidelines for announcing possible evidence of intelligent alien life, aiming to prevent misinformation, panic and confusion in the age of social media and AI.

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

Scientists say bad space weather may be one reason alien tech signals have not reached our telescopes in a usable form, after ...

Experts stress need for transparency while aiming to prevent premature announcements and protect scientists ...

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 ...

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 ...

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 ...

The IAA SETI Committee has updated rules for evaluating and revealing the detection of extraterrestrial intelligence. A University of Manchester astronomer has led a major international overhaul of ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...