Scientists discover secrets of ancient Roman concrete
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Ancient Greeks built a 'first computer' that still stumps us
More than 2,000 years ago, Greek artisans built a compact machine of interlocking gears that could track the heavens with a ...
The research, published in the journal Antiquity by archaeologist and professional trumpet player Miquel López-García and his colleague Margarita Díaz-Andreu from the University of Barcelona, examined ...
In the East African Rift Valley, there is a sedimentary basin called Olorgesailie. For 700,000 years, the early humans living there used stone hand axes. These large, clunky, oval tools were the ...
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