(CNN) — 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 ...

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 ...

The Step Pyramid of King Djoser, on the Saqqara plateau in northern Egypt, is an awesome feat of engineering, and experts still do not understand the techniques used to erect it. Built about 4,500 ...

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 ...

The Great Pyramid of Giza was built about 4,500 years ago, and at 481 feet high it was the tallest structure on earth for over four millenia.The Great Pyramid is 756 feet long on each of its three ...