A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

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 ...

The scientist has outlined the 'potentially devastating and irreversible long-term impacts' of unknown organisms in space ...

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

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...

Some of these approaches may show promise, but new research indicates much of today’s AI is even more easily duped by false ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

A Catholic nun made a startling assertion about UFOs, cautioning that purported alien encounters are in fact a menacing ...

Steven Spielberg's claims that aliens have already visited Earth have drawn a mixed but pointed scientists' reaction this week, with astrophysicists in the UK and Australia stressing that while ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...