The docs were taken out of Russia over 30 years ago by legendary investigative reporter George Knapp.

A Reddit user claims a retired US Navy submariner told him about mysterious logbooks filled with sightings of high-speed ...

A Reddit user claims a retired Cold War submariner told him about Navy logbooks documenting unidentified fast-moving objects, ...

Add Yahoo as a preferred source to see more of our stories on Google. The launch of a Starlink satellite can be seen. The rise of SpaceX, the space company owned by tech billionaire Elon Musk, has ...

A US Air Force veteran claims he witnessed an alien and “nonhuman” egg-shaped aircraft while working for a secret government UFO retrieval program — a jaw-dropping claim that’s reportedly backed up by ...

A new report details that the number of sightings of Unidentified Anomalous Phenomena is increasing as enthusiasts are searching for a chance to connect with the outrageous mysteries of the universe.

Scientists who once rolled their eyes at flying saucer stories are now treating strange things in the sky as a serious research problem, not a punchline. Across government, academia and private ...

It's a question oft debated by conspiracy theorists and sci-fi nerds alike — and one that's picked up major steam in the midst of a highly-anticipated government report on the subject. Though the ...

INDIANAPOLIS (STACKER) — When pilot Kenneth Arnold took off from Chehalis, Washington, in his single-engine airplane one afternoon in June 1947, he was looking for a lost military aircraft that had ...