When a mysterious crescent appeared over Moscow in 1967, alien enthusiasts were unaware they were actually tracking a 3-megaton weapon designed to bypass American radar.

When Kenneth Arnold spotted nine crescent-shaped objects flying near Mount Rainier on June 24, 1947, he described their ...

Related: 18 Of The "Biggest Historical Lies" People Somehow Still Believe Despite Evidence To The Contrary ...

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

MCALLEN, Texas (ValleyCentral) — Strange lights? Unexplained objects? Something that made you stop and stare at the sky? You ...

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

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

The question of extraterrestrial life has resurfaced in public discourse after former U.S. President Barack Obama commented ...

Past classified reviews looking for alien life have found stranger things about life in Washington.

U.S. President Donald Trump said ‌on Thursday he would direct federal agencies to begin releasing government files related to ...

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

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