The Great Pyramid has been called a tomb, a wonder of engineering, and the subject of countless conspiracy theories. Now, it ...

When ET phoned home, was he using the Great Pyramid? Aliens might not have built the pyramids, but they may have communicated ...

A well-known conspiracy theory (also seen in The X-Files) attests that aliens are in communication with the U.S. government, providing knowledge and advanced weaponry, or engaged in secret wars with ...

The Great Pyramid has always invited audacious explanations, from alien architects to supernatural levitation. Now a cluster of new engineering studies is pushing aside the fringe ideas and replacing ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: How the Great Pyramid was built ...