An explorer in 1909 claimed he found an ancient underground city inside the Grand Canyon—filled with rooms, hieroglyphs, and ...

You think our civilization is advanced? These ancient mysteries scientists can't still explain might have you double-guessing.

Fortunately, one of that decade’s best sci-fi films is only a click away, allowing you to experience the movie that kicked off the best sci-fi franchise since Star Trek. The premise of Stargate is ...

Experience 25 chilling time travel stories that will send shivers down your spine! WATCH OUR OTHER VIDEOS: ►25 Mind Blowing ...

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...

Something very significant has been happening in plain sight, and almost no one seems to be noticing. Over the past few years, there have been televised congressional hearings, repeated news segments ...

It was the time of year when children would look to the heavens to see if they could spot Rudolph’s red nose or their parents would sing about a star shining in the east beyond them far. But as the ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...

The physical world shaped our vocabulary in ways we never noticed until those objects vanished, leaving behind phrases that ...