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

A NASA Curiosity rover image has sparked debate after a UFO hunter claimed it shows an alien missile, though NASA attributes ...

NASA’s Curiosity rover has once again found itself at the center of an extraordinary alien theory after a resurfaced image ...

Ten theories explore how some "evidence of aliens" could explain the universe's eerie silence and strange sightings. The post ...

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. Another batch of “UFO Files” have been dropped by ...

If we ever make contact with aliens, our best bet might be to say as little as possible. A recent study, which uses game theory to simulate the outcomes of different strategies for communicating with ...

There was a time in the not-too-distant past when you’d only encounter images of the president hanging with aliens at the checkout counter, tucked between Harlequin romance novels and issues of TV ...

In a recent interview with SFX magazine, the long-term Spielberg collaborator addressed the theory that claims the ET director has joined forces with the government and will use Disclosure Day to ...