A man has claimed the Egyptians did not build the Great Pyramid of Giza, and instead thinks a secret 'supercivilisation' did ...

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

The pyramids may have been built using a sophisticated hydraulic system, according to a new study in Egypt. Evidence of ancient Egyptians using water pressure to lift stone blocks was discovered at ...

A researcher claims the Great Pyramids may predate ancient Egypt and could be the work of a lost civilization with advanced engineering.

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 ...