Disclosing government documents about UFOs won't mean much without hard physical evidence for alien spaceships or alien bodies.

A miles-wide entity hurtling through space at 37 miles per second could be an alien spaceship, scientists have warned. It was spotted by NASA in early July, with the agency dubbing it 3I/ATLAS. They, ...

President Donald Trump has issued a statement that he will instruct the federal government to begin releasing all of its files related to UFOs.

Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million people banded together in a real-time search for aliens -- with screensavers.

Explore the Pentagon's report on UFO sightings in space, featuring unexplained manoeuvres and expert analysis of unidentified aerial phenomena.

Add Yahoo as a preferred source to see more of our stories on Google. Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a sigh ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...