A mysterious metal shard, once thought to be a piece of a UFO that crashed in 1947, has sparked years of wild speculation.

Steven Spielberg has yet to reveal much about his upcoming alien movie, but some conspiracy theorists think actual extraterrestrials could be featured.

New video reportedly reveals pilot's eerie encounter with mysterious silver cylinder hovering near aircraft wing over Rhode ...

Donald Trump was "fully briefed" on what the United States government allegedly knows about aliens living among us, a UFO whistleblower has claimed. RadarOnline.

President Donald Trump has been fully briefed on America's secret UFO programs and the existence of multiple alien races here on Earth. At least that is ...

A recording of the “creepy” moment a pilot was told “good luck with the aliens” after reporting a UFO sighting to air traffic ...

Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

Audio from a recent live air traffic control broadcast in Rhode Island has gone viral. During the conversation, an air ...

Adam Sandler has plenty of geeky fans – but RadarOnline.com can reveal he has just alienated a massive swath of them by joking about UFO nuts. The comic, 59, has quipped alien sightings have ...