When a mysterious crescent appeared over Moscow in 1967, alien enthusiasts were unaware they were actually tracking a ...

Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.

Explore the Pentagon's report on UFO sightings in space, featuring unexplained manoeuvres and expert analysis of unidentified aerial phenomena.

Disclosure may not reveal alien visitors, but it will reveal something equally important: how science, measurement and ...

The first widespread reports of UFOs in Nevada took place during 1947's "flying disc craze." Here's what Northern Nevadans ...

Former President Barack Obama believes aliens exist, but not at Area 51. In New York, thousands of UFO sightings have been ...

President Donald Trump announced he will direct agencies to release UFO and UAP files, despite a prior Pentagon review ...

Former President Barack Obama suggested aliens are real, but doubts they have made contact. But Coloradans have reported ...

Disclosing government documents about UFOs won't mean much without hard physical evidence for alien spaceships or alien bodies.

In the spring of 1967, a series of unusual sightings began to grip the ...

Are aliens real? Former President Barack Obama seems to think so. Here's how common extraterrestrial sightings are in ...

Nope.