Scans of the third-largest pyramid at Giza, the Menkaure pyramid, have revealed two anomalous pockets of nothing but air hiding behind its sloping stone walls. The discovery follows earlier findings ...

An enormous system of caves, chambers and tunnels lies hidden beneath the Pyramids of Giza, according to a British explorer who claims to have found the lost underworld of the pharaohs. Populated by ...

Fresh scans of the Pyramid of Menkaure on the Giza Plateau have revealed hidden internal voids that may line up with an ...

Archaeologists used radar and other methods to find an underground structure near the pyramids and cemeteries in Giza, Egypt.Archive Photos/Getty Images Archaeologists discovered secret structures in ...

The pyramids in and around Giza have presented a fascinating puzzle for millennia. How did ancient Egyptians move limestone blocks, some weighing more than a ton, without using wheels? Why were these ...

These bubbles could spell trouble. A high-tech radar has detected invisible space bubbles over the Great Pyramids of Giza, providing clues to scientists who hope to prevent future satellite ...

Standing at the base of the Great Pyramid, it is hard to imagine that this monument—which remained the tallest building in the world until early in this century—was built in just under 30 years. It ...