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

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

The Australian Space Agency says the objects "appear to be pressure vessels from a space launch vehicle" that recently ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to lead a team of outside scientists to study the ...

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 ...

Avi Loeb vows to brief public and create website to share findings of team tasked with investigating origins of mysterious ...

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