What would aliens actually look like? While simple life forms like bacteria may be common in the universe, complex ...

The talented Christopher Walken has been in a myriad of films, elevating every single one to must-watch status, except maybe an alien-abduction movie.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

The Cluster is a form of life organized on principles so different from anything on Earth that understanding it requires ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

A North Wales vicar has argued that biblical prophet Ezekiel may have witnessed advanced alien technology, urging Christians ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

Harvard's Avi Loeb, known for controversial alien technology claims, will chair the White House's UAP Science Advisory ...

Although he says there's no evidence of alien life, Isaacman believes we could discover it within our lifetime ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer them a somewhat risky buffet. There is liquid water, as well as salts, ...