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 ...

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 ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

Scientists suggest the first alien signal we detect could be a desperate cry for help from a fading civilization.

Drop onto dangerously reactive alien planets where every pixel is physically simulated. Craft wild guns and abilities that ...

The United States is offering to give illegal aliens $3,000 if they register for self-deportation on the CBP One app by the ...

Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these signals are likely sent as narrowband radio waves, we may now have a way to ...

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

Avatar: Fire and Ash gives Sigourney Weaver's young character Kiri a certain line that calls back to Aliens. Yeah, you know ...

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