For years, Egyptologists have hotly debated how the massive pyramids of ancient Egypt were built more than 4,000 years ago. Now, a team of engineers and geologists brings a new theory to the table — a ...
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Ancient 4,500-year-old pyramid may hide a secret doorway
The Great Pyramid at Giza has been studied for centuries, yet new scans of the 4,500-year-old monument suggest it may still be hiding a concealed passageway that functions like a secret doorway. Fresh ...
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How did ancient Egyptians stack those heavy stones of the oldest pyramid? Scientists float new theory
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. For years ...
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