After using the "Relative Erosion Method" to uncover how old the Great Pyramid of Giza is, Alberto Donini suggests it may date to 22916 B.C.E.

Every few years, someone comes up with a new "this is how the pyramids were built" theory. In addition to aliens or long-forgotten super technologies, many theories rely on unfeasible ramps that'd ...

Scientists have had to piece together clues as to how pyramids were constructed.

It was a real pyramid scheme. Scientists have proposed a groundbreaking new theory on how Egypt’s Great Pyramid was built, positing that they used a pulley and counterweight system to erect it so ...

Color illustrations, including front cover. Hidden ramps may solve the mystery of the Great Pyramid's construction. https://siris-libraries.si.edu/ipac20/ipac.jsp ...