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

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

Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

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

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

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

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 ...