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The Egyptians might have been even cleverer engineers than archeologists thought when they built the pyramids at Giza. Archeologists have long struggled to explain how the Egyptians got blocks ...

How the great pyramids of Egypt were built has long been a hotly debated open question, given the sheer size and weight of the limestone blocks used for the construction. Numerous speculative (and ...

I'm thinking because making the entire pyramid a gradually ascending spiral (rather than, say, simply stepped) gives you the most gradual slope of any simple ramp configuration. You can go around all ...