An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

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

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

The United States government’s recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) cases spanning the 1940s to the present, along with the new Steven Spielberg ...

Steven Spielberg's new film “Disclosure Day” explores extraterrestrial life and its impact on religion. UFOs, now also called UAPs, are gaining mainstream attention.

Add Yahoo as a preferred source to see more of our stories on Google. Tardigrades—a type of invertebrate also known as water bears—are the only animals observed to survive the intense radiation and ...

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

For decades, UFOs and the possibility of alien life have been a major part of pop culture, inspiring everything from blockbuster movies to conspiracy theories and viral internet debates. As ...

God and aliens are having a moment. But what do Christianity and other faiths really teach about ETs?

Disclosure Day had people talking for its fresh take on alien contact and powerful sci-fi themes. These films follow the same ...