When you gaze at the mighty Great Pyramid of Giza—sometimes called the Pyramid of Khufu—you’re looking at four and a half millennia of human effort. And in 2017, researchers revealed there’s more than ...

For the first time since it was sealed around 4,500 years ago, scientists have peered into a hidden passage inside the Great Pyramid of Giza, revealing a roughly 30‑foot corridor tucked behind the ...