Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Here's the latest from the New Mexico sheriff's office searching for retired U.S. Air General William Neil McCasland.

Renewed attention is falling on the base after the disappearance of retired Air Force Maj. Gen. William Neil McCasland.

McCasland, 68, went missing from his Albuquerque home on Feb. 27 — which is the same day that a conspicuously credentialled X ...

Maj. Gen. William Neil McCasland, who retired from Wright-Patterson Air Force Base near Dayton, Ohio, is missing in New ...

A retired general from the Air Force has mysteriously disappeared in the wake of Trump announcing the release of government’s UFO-related files.

The alien-like machines, described as ‘legged metamachines’, are built from autonomous modules that can be snapped together ...

Maj. Gen. William Neil McCasland retired as commander of a facility at Wright-Patterson in Dayton, Ohio. His name has come up ...

Donald Trump pledged to release government records on aliens and UFOs if reelected. Trump's promise followed his criticism of Barack Obama for discussing his belief in aliens. A 2023 law already ...

Donald Trump pledged to release government records on aliens and UFOs if reelected. Trump's promise followed his criticism of Barack Obama for discussing his belief in aliens. A 2023 law already ...

In the spring of 1967, a series of unusual sightings began to grip the Soviet Union. From the rural landscapes of Ukraine to the robust Caucasus Mountains, thousands of citizens reported seeing ...