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

Many have watched recently released UFO videos, but most still think the government knows more than it is saying.

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Through her work with Catholic Answers, she began appearing frequently as a guest on mainstream Catholic platform (Image: ...

Christian UFO researchers argue that many alleged alien abductions are spiritual simulations aimed at undermining Christian ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

When you're looking for signs of extraterrestrial intelligence, it helps to know what you're looking for and to go about it in the most efficient way. But work so far has generally not done so, writes ...

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

But the reviews for ‘Disclosure Day’ among the experts on UAP—unidentified aerial phenomena—are decidedly mixed.

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Are the human race headed for apocalypse? Will Brexit be good for the UK? What do aliens think of VICE? And how soon until we ...

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