David Bowie as Thomas Jerome Newton in 'The Man Who Fell to Earth'; a Xenomorph in 'Aliens'; Scarlett Johansson as the Female in 'Under the Skin' A casual viewer might assume that if you've seen one ...

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

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

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 ...

The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not ...

We've all grown up dreaming of aliens landing on the Earth or laser beaming across the sky; well, either way, it's sci-fi and ...

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

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

The Alien franchise has always focused on just one titular alien — the Xenomorph. Yes, over the years, we got extrapolations of the Xenomorph, like the Queen, and the facehuggers. Yet they all still ...

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 ...