Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...

A mysterious red jellyfish-like flashes, which were spotted in the sky, sparked rumours about aliens sending signals to our planet. People said that it “looked alien” as the flashes glowed brightly in ...

Striking images of bright red jellyfish-like lights appearing above storm clouds sparked alien theories before NASA explained ...

Five decades on, true believers and skeptics continue to debate what occurred in the Apache-Sitgreaves National Forest in central Arizona on Nov. 5, 1975.

EXCLUSIVE: Louis Theroux's Mindhouse Productions has been sued by a filmmaker behind 1995’s Alien Autopsy amid production on a Sky series about the extraterrestrial hoax. Mindhouse is working with ...