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

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

If intelligent life should be common in a universe with hundreds of billions of galaxies, why does the cosmos remain eerily ...

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

Aliens are portrayed in Science Fiction both as our potential saviors and best friends, as well as the stuff of nightmares.

Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot ...

From E.T. to Disclosure Day, Steven Spielberg is no stranger to the concept of alien life. The irony? He hasn't had one ...

Former Pentagon official Christopher Mellon says he has seen 'shocking' satellite images and videos of apparent non-human ...

In April, Bethesda will introduce an update with immersive space travel, more decor and a new home on PlayStation 5.

A strange pyramid-shaped formation on Mars has fueled speculation that an advanced, Earth-like civilization may have once ...