Provocatively, he proposes that the earthquake that brought the face of the mountain down on top of the chamber may have occurred in the 11th century B.C., prompting the Egyptians to retreat from Nubia. (discovermagazine.com)
Microscopic holes at the top of the chamber release excess pressure, preventing a loss of robot limbs. (sciencenews.org)
As the bubbles rise, they pressurize the top of the chamber until it explodes. (sciencemag.org)