Dr. Hal Puthoff claims the U.S. has recovered remains of four separate species of alien life from UFOs, citing people involved in the recoveries.

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a government website depicts non-citizens as extraterrestrials.

“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 passive-aggressive code word.

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is being visited by creatures from light-years away.

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

Spielberg really loves his aliens, doesn't he?Disclosure Day comes out today, and this is the fourth time this man has sat behind a camera and said, "Okay, but what if something came down from the sky.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

We got tactical and stayed frosty for our preview of Aliens: Fireteam Elite 2, guided by game director Chris Cross.