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 ...

Muon scans in the 1960s suggested the Pyramid of Khafre was simply a massive stack of limestone blocks. But in the 1970s, acoustic soundings beneath the Belzoni Chamber told a different story. At ...

Dec. 28 (UPI) --A Maryland fourth-grader earned a Guinness World Record when he stacked 21 cans of food into the shape of a pyramid in 30 seconds. Liam Kalbskopf, a student at Walkersville Elementary ...

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