Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

I Tried Sneaking Into Area 51 Thank you to my friends for coming along @calgo @EdwinCamachoo Going to Area 51 The truth ...

The sea slug is bright green, shaped like a leaf and doing something very few animals can: harnessing the power of the sun.

IMAGES of an unusual pyramid-shaped structure on Mars that look like those in Egypt have reignited wild theories about aliens ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

INVINCIBLE Season 4 returns with bigger battles, cooler team ups, and the emotional fallout of Mark reuniting with Nolan.

Astronomers have spotted a planet orbiting a star in our neighborhood of the Milky Way galaxy that presents a unique ...

An alien-themed "micro resort" just minutes from Utah's Zion National Park has landed back on the market with a $1.49 million ...

As Nicolas Roeg’s enigmatic, unclassifiable film – in which David Bowie plays an alien visiting Earth – turns 50, we look back at Tom Milne’s deciphering of it. From our Summer 1976 issue.

As the UFO disclosure movement makes steady progress, Congressman Tim Burchett has revealed that he had a conversation with President Donald Trump about releasing classified UFO files.