egypt

The Geopolymer Institute presents Joseph Davidovits's theory that the Egyptian pyramids were built from cast artificial limestone, a geopolymer concrete, rather than carved blocks. It demonstrates how few people could make blocks.

A subtitled 1958 clip of Egyptian president Gamal Abdel Nasser recounting, with laughter, a Muslim Brotherhood suggestion that women be required to wear a head covering.

A short clip from Carl Sagan's Cosmos in which he explains how Eratosthenes measured the circumference of the Earth using shadows in two Egyptian cities. It is a clear, visual account of an ancient scientific feat.

Eric Cline presents the thesis of his book 1177 BC on the collapse of the interconnected Late Bronze Age Mediterranean civilizations. The talk covers the Egyptians, Mycenaeans, Hittites, Canaanites and their trade networks.

The first part of Extra History's series on the Bronze Age Collapse, introducing the Egyptians, Hittites, Assyrians, and Mycenaeans and their interlinked system of trade, agriculture, and war before the Sea Peoples arrive.