A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

New SETI protocols outline how scientists should verify, share, and respond to potential evidence of alien intelligence in ...

Asked when they humans will likely have contact with extraterrestrials, an eye-popping 21% said, “We already have,” according ...

Harvard's Avi Loeb has joined Donald Trump's new UFO task force to help probe mysterious UAP sightings, bringing along his ...