Add Yahoo as a preferred source to see more of our stories on Google. A large pyramid made of stone with five distinct levels. A branch of the Nile that no longer exists helped the ancient Egyptians ...

How the great pyramids of Egypt were built has long been a hotly debated open question, given the sheer size and weight of the limestone blocks used for the construction. Numerous speculative (and ...

The pyramids of Egypt are among the most recognizable structures in human history, yet their purpose is often misunderstood or oversimplified. While they are commonly described as royal tombs, their ...

A new study measuring vibration frequencies throughout the Great Pyramid revealed how it has been able to withstand severe seismic shocks.

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For 4,500 years, the pyramids of Giza have loomed over the western bank of the Nile River as a geometric mountain chain. The Great Pyramid, built to commemorate the reign of Pharaoh Khufu, the second ...

Waterpower may have given a big lift to builders of Egypt’s oldest known pyramid, the nearly 4,700-year-old Step Pyramid of Djoser at Saqqara. Ancient architects built a hydraulic system for hoisting ...

The Giza Pyramids are among the best documented construction projects of the ancient world, yet a stubborn slice of popular culture still credits them to visitors from another planet. I want to ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. New evidence about ...