Humans have been searching the stars for alien radio signals for decades — and so far, E.T. has not phoned home. But that doesn’t mean intelligent life isn’t out there, a new study hints. Rather, ...

Could the interstellar object 3I/ATLAS exhibit technosignatures, or signals of alien technology? This is what a recent study published in The Astronomical Journal hopes to address as a team of ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of an exoplanet in an alien star system. New research suggests that radio emissions from intelligent aliens may be ...

For the first time, astronomers have detected radio signals from a planet beyond our solar system, according to a study available on the preprint server arXiv. The landmark observation offers a new ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of biology because they are often produced by living microbes. However, ...

SETI has new rules for verifying a possible alien signal. As artificial intelligence enters the search, another boundary ...

Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

Are there no alien signals to find... or do we need to update how we search for them? We’ve been looking for messages from the stars ever since Frank Drake pointed the Green Bank radio telescope at ...

In 1977, radio astronomers at Ohio State University’s Big Ear telescope in western Ohio picked up a remarkably intense radio signal from deep space. It came from something exceptionally bright and ...

The White House made a promise to release every file connected to UFOs and extraterrestrials, leading many to believe they ...