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

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

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

A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.

Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...

A Catholic nun has warned that UFO sightings are actually a 'diabolical' invasion by 'demonic' fallen angels trying to ...

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

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

A leading astrobiologist argues that advanced aliens may well exist but are likely giving Earth a miss, thanks to vast ...

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