For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

For decades, the search for extraterrestrial intelligence has been defined more by silence than discovery, but that balance may be starting to shift. As new telescopes, algorithms, and theoretical ...

A casual viewer might assume that if you've seen one alien movie, you've seen them all. But that couldn't be further from the truth, as filmmakers throughout cinematic history have used these ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.

In the Alien franchise, the grisly deaths are usually reserved for the flesh-and-blood humans. But a few of the synthetic beings in the franchise have met horrible and gory ends too. In Ridley Scott’s ...