Add Yahoo as a preferred source to see more of our stories on Google. A study suggests that the first of seven key pyramids in Egypt, the Step Pyramid of Djoser, was built using a hydraulic lift.

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 ...

See how Egyptian engineers might have used water to shape history’s greatest monuments.