Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

In 1945, a rancher and his children reported seeing an egg-shaped craft of unknown origin crash in the desert near the ...

Stacker compiled a ranking of cities with the most UFO sightings in Florida using data from the National UFO Reporting Center.

Lawmakers and Trump UFO advisors are naming the private corporations who allegedly operate alien craft-retrieval programs — ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

An ominous UFO has breached our solar system and is hurtling toward Earth – and researchers suspect the extraordinary object may be an alien spacecraft sent to survey humanity ahead of an invasion, ...