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

From insects to the moon, people have mistaken very Earthly phenomena for UFOs many times.

Newly declassified Pentagon UFO files have reignited debate over a possible alien presence on the Moon after a previously secret NASA Apollo 16 briefing surfaced online. The recording references a ...

Donna Hare's decades-old claim that NASA airbrushed UFOs from photos resurfaces, sparking renewed interest and debate despite ...

The Pentagon's latest declassified UAP files, including eyewitness videos and historical documents, have reignited interest ...

These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial life.

Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.” – Arthur C.

NASA briefings mention an apparent "alien star base" on the Moon, the latest trove of UFO files has revealed. Audio from a previously classified NASA meeting following the Apollo 16 mission in the ...

A NASA whistleblower claimed that the space agency knowingly covered up proof of alien life captured in everyday photos.

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

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

On a clear night, the sky may seem peaceful and empty. Yet beyond the stars visible to our eyes lies a universe so vast that it is difficult to imagine. Our gal ...