From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Add Yahoo as a preferred source to see more of our stories on Google. Lucia Gillot, 61, recalls her unforgettable encounter with a mysterious figure on the Llŷn Peninsula - Lorne ...

The buzz started in a hay meadow at the foot of a mysterious-looking geological formation. Helicopters and trailers arrived in large numbers, famous faces and a distinguished director settled in near ...

For decades, science fiction writers have tried their best to prepare us for eventual contact with aliens. Their efforts are dominated by several recurrent tropes. There's the invasion by a warlike ...

People who believe they've been abducted by aliens have always resided at the farthest fringes of science, and the recent claim by a UFO cult known as the Raelians that they had cloned a human being ...

Mick West, a UFO investigator, suggests using modern tools for analysing UAP and suspected alien sightings, and ruling out conventional explanations.

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. Another batch of “UFO Files” have been dropped by ...

It was the late 1950s when Ruben Uriarte saw his first UFO — a silvery, oval-shaped object hovering by the Oakland foothills. “I thought maybe it was a blimp, because it was just hanging there. I ...

The White House is mocking the idea of the U.S. retaining secrets involving alien encounters by launching a space-themed website that touts the arrests of immigrants unauthorized to live in the U.S.