Modern Engineering Marvels on MSN
A pencil-thin camera reveals a hidden Great Pyramid passage
What can a 6-millimeter camera find inside a monument that has stood for about 4,500 years? Inside the Great Pyramid of Khufu, it found a sealed corridor above the main entrance, a narrow ...
Scientists have proposed a groundbreaking new theory on how Egypt's Great Pyramid was built, positing that they had to use a pulley and counterweight weight system to erect it so quickly. It was a ...
Decoding the Unknown on MSN
Scientists discovered a secret tunnel theory that could explain how the pyramids were built
For thousands of years people have wondered how the pyramids of Egypt were truly built. The Great Pyramid of Giza alone contains around 2.3 million limestone blocks, some weighing over 15 tons, yet ...
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