Early Mars seems to have had a protective atmosphere and liquid water in the form of oceans, rivers, and lakes. It may also ...

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

The Expanse author's new book series is getting a Prime Video adaptation, but the upcoming sci-fi series needs to avoid 1 ...

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

With tons of "Star Trek" alien races depicted over the decades, consistency is a tall order. And in the case of these aliens, ...

With the third Avatar film now in theaters, here are some other great sci-fi movies that give James Cameron and Co. a run for their money.

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” ...

(L-R) Bucky Barnes (Sebastian Stan), Ghost (Hannah John-Kamen), Yelena Belova (Florence Pugh), John Walker (Wyatt Russell), ...

Exoplanet TOI-561 b is the closest of four worlds orbiting a 10-billion-year-old G-type star roughly 280 light-years from Earth. Credit: NASA / ESA / CSA / Ralf Crawford illustration NASA’s James Webb ...

Nintendo Switch, and Nintendo Switch 2. Watch the Storm Lancers launch trailer for this action roguelite game to see gameplay and features, including gameshare co-op on Switch 2, couch co-op on Steam, ...

For the first time, scientists have directly detected molecules in a Frisbee of gas and dust swirling around an alien gas-giant planet. “I didn’t think this was possible,” says astronomer Sierra Grant ...