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 ...

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Sudan, not Egypt, holds the world’s highest concentration of pyramids. Built by the Kushite kings of Nubia, these monuments ...

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 ...

Long Beach State’s Walter Pyramid is believed to be the largest space-frame structure in North America. Unknown to many, one of the four architecturally true pyramids in the U.S. is in Long Beach; ...