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

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

Researchers say a biocontainment facility on the Moon could be humanity's last line of defense against potential future alien ...

Catholic nun warns many UFO encounters may be demonic as disclosure debate grows and questions surround the Church's response ...

The site compares undocumented immigrants to extraterrestrials, refers to people as "it," and says "they do not belong here." ...

“Disclosure” has become a cult word. It shouldn't be, since all it means, technically, is to reveal something. But the new wave of alien conspiracy theorists have made “disclosure” into a teasingly ...

Steven Spielberg's 'Disclosure Day' explores UFOs and alien encounters, inspired by recent US whistleblower claims. The film blends political intrigue with Spielberg's evolving belief in ...

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...

Theological debates suggest alien encounters might challenge religious traditionalists more than dismantle faith.