A new computational study suggests the Great Pyramid of Giza was built using a sophisticated "Integrated Edge-Ramp" (IER) system, potentially solving a 4,500-year-old architectural enigma. This model ...

"Landreau et al. estimate that Egyptian builders could have captured between 4 million and 54 cubic meters of water over the two or three decades it took to complete the Step Pyramid." "Landreau et al ...