Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

The final shot of the preview zooms in on the eye of a deer (presumably the same deer in the previous trailers), and as the ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — ...

Donald Trump announced his administration would begin identifying and releasing UFO-related information earlier this year.

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Representative Anna Paulina Luna has asked Defense Secretary Pete Hegseth to turn over dozens of video files by April 14.

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...

UFOs have intrigued people for decades, with sightings and investigations dating back to the first widely reported one in ...

NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

By Lisa Richwine LAS VEGAS, April 15 (Reuters) - Steven Spielberg described his 1977 UFO film "Close Encounters of the Third ...

Two newly registered federal website domains – Alien.gov and Aliens.gov – are drawing attention after records showed they were created this week by a U.S. government agency, fueling speculation as ...