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

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

“Hollywood has preconditioned us to expect one of two types of alien contact, either a hostile invasion force or a benevolent ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

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