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10 cool Roman engineering tricks
Roman engineering tricks - the Romans were trailblazers in the field of civil engineering. They built roads, bridges, aqueducts, and public baths all over Europe. There structures are still in use but ...
MIT scientists examined concrete samples from the archaeological site of Privernum, Italy (left) and mapped out the ingredients within (right). The red section is a calcium-rich lime clast. Courtesy ...
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