The scientific wonderers at What If imagine the massive engineering and social challenges of housing eight billion people within a single, sky-high megastructure.

Experts say it will take decades to make Elon Musk’s cosmic vision real.

In central China, the Yangtze River is held back by an engineering marvel so massive that it doesn’t just generate power or control floods. It physically alters the planet’s rotation. The Three Gorges ...

Archaeologists in Romania have uncovered portions of an ancient megastructure from around 6,200 years ago. The oak-floor ...

The Pyramids of Giza might only be the tip of the iceberg. Italian researchers claim they might’ve found signs of a Sphinx located beneath the Pyramids of Giza, suggesting the existence of a sprawling ...

Ancient Egyptians may have left behind a cryptic clue to a hidden second Sphinx, carved directly into stone more than 3,000 years ago. The Dream Stele, positioned between the paws of the Great Sphinx, ...

Have they finally solved the ancient Egyptians’ pyramid scheme? Aliens might not have built the pyramids — but the ancient ...

Add Yahoo as a preferred source to see more of our stories on Google. I'm always tickled to find that we're still learning more about ancient cultures and civilizations. That's because it's ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Claims that a second, massive Sphinx statue lies buried beneath the sands of Egypt’s Giza Plateau have gone viral, ...

While researchers did use the James Webb Space Telescope to discover a cluster of galaxies they called the "Cosmic Vine," they didn't release an image circulating on social media as part of their ...