Stacker compiled a ranking of cities with the most UFO sightings in Florida using data from the National UFO Reporting Center ...

A strange UFO sighting in Susa Valley, Italy, leads to the construction of Sacra di San Michele, and according to theorists, ...

On December 26, 1980, a UFO crash site in Suffolk Country, England has become one of Britain's most famous UFO encounters in ...

In 1977, Brazil witnessed mysterious UFO encounters known as 'Chupa-Chupa', involving unexplained injuries and a military ...

The latest batch of UFO files from the Pentagon includes artistic renderings by credible witnesses.

The Pentagon on Friday released a new group of documents and videos related to UFOs, or UAPs, with 72 more documents, images ...