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Engineer Searches for Lost Leonardo

Battle of Anghiari sketch by Reubens

Maurizio Seracini, an engineering professor at the University of California, San Diego, may soon be on his way to uncovering a long-lost mural by Leonardo DaVinci. Seracini believes the painting is hidden beneath another fresco in ceremonial hall of the Palazzo Vecchio in Florence. With permission from Italian government, he will soon be able to proceed with his search and use specially developed devices (including one that bombards the fresco with neutrons) to look for traces of DaVinci’s hand. [NYT]

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Did the Ancient Greeks Use Computers?

Antikythera mechanism

It is well-known that many ancient civilizations used astronomy to track the days and months, but could they have also made a machine that predicts the movements of the cosmos with computer-like accuracy? In the case of the ancient Greeks, the answer is, shockingly, yes.

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