Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Alien invasion stories have been around for decades, and some of sci-fi's most interesting entries are often overlooked or ...

A look at 10 of the greatest alien sci-fi movies, from Ridley Scott's Alien to Denis Villeneuve's Arrival, none by Steven ...

Avi Loeb’s White House panel has asked the Pentagon for videos and files on unexplained aerial sightings ...

By the numbers: Allegheny County had 37.6 UFO sightings per 100,000 residents between 2000 and 2023, per National UFO ...

ON AN August evening in 1995 there was a worldwide broadcast of an 18 minute, grainy black and white film that caused a sensation. According to the report it had been kept secret by the US ...

NASA wants to send an ambitious fleet of helicopters to soar through Martian skies—but scientists fear the endeavor could ...

These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial life.