Retired USAF Captain Robert Salas witnessed a UFO deactivate 10 nuclear missiles..

The existence of extraterrestrial intelligence is taken for granted by most scientists.

The actor recounted the extraterrestrial event during a visit to 'The Late Show With Stephen Colbert.' Woody Harrelson is pretty sure the...

The video shows two long, dark objects in the sky next to the plane. They have tails or tentacles that extend behind them,

This mysterious species could even be concealing themselves on the Moon or have mastered the art of blending in as human beings

some claim it’s a drone, others whisper of UFOs, and a few believe it’s something far more divine—the angel Ophanim.

He also saw three entitles, or “non-human people,” lying on the ground. Two were just outside the craft, with a third somewhat farther away.

Project Blue Beam is a conspiracy theory that originated in the 1990s, proposed by Canadian journalist Serge Monast, who died in 1996.

It's never aliens. At least, it hasn't been yet. The United States Senate Armed Services Subcommittee on Emerging Threats and...

"I have no doubt that this is a spaceship," she added. "There is nothing else it could be."

I think it is fair to say that I have hunted high and low for information on the 1973 Pascagoula case. I have been assisted by a great...

objects observed have often out-maneuvered U.S. military aircraft and were flying in ways beyond the capabilities of known human technology.

Interactions between nonhuman intelligence and humanity is not new and has been ongoing.

Even Senate Majority Leader Chuck Schumer, D-N.Y., tried to wedge more transparency about UFO files into the annual defense policy bill

We all saw a giant disc shaped craft hovering a few hundred feet above the ground with three rows of windows and lights.

As it got closer, they realized it was a short, humanlike creature, with large eyes, two legs that seemed to float rather than walk

They wore black suits and had black eyes. Smith said her mom thought the men were “very persuasive” and had mesmerizing eyes.

CIA operative John Ramirez's alien claims are something of a gold mine.