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

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

"This is the first time that we've been able to predict in human history an asteroid visibly passing by the Earth." ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

Beyond the Black Rainbow, Psycho Goreman, and The Endless are all among the best sci-fi horror movies of the last 20 years ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...

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