Grok AI’s analysis of ancient Egyptian granite cuts in Aswan has produced results that challenge history books. The grooves are smoother and more uniform than hand-tooled marks, showing only about 4 percent variability—far below the 12 to 20 percent expected from human labor.

The granite used in the Great Pyramid was transported from quarries located more than five hundred miles to the south. The ceiling of the King’s Chamber, for example, consists entirely of massive granite blocks, and its surfaces show details that have been studied closely for years.In the quarries at Aswan, long, curved, and evenly spaced grooves have been cut into one of the hardest rocks on Eart…