Stacker compiled a ranking of cities with the most UFO sightings in Kansas 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, ...

Just months after 9/11, strange messages started appearing across U.S. military computers: “Your security system is crap.” ...

The Pentagon released over a hundred newly declassified files related to UFOs (now officially referred to as Unidentified ...

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...

From the Navy’s infamous Tic-Tac encounter to thousands of recent reports, believers say some of the strangest UFOs may be hiding underwater.

The world is fair and square when it comes to celebrations. Nothing seems to escape the calendar. Almost every date has become some day. There are the popular o ...