Antikythera mechanism: The ancient celestial-tracking device discovered in a shipwreck off Greece - Livescience.com

The device tracked the motions of the sun, moon and five planets.

The Antikythera mechanism is an ancient shoebox-sized device that is sometimes called the world's oldest computer for its ability to perform astronomical calculations.  Discovered by sponge divers o… [+8899 chars]

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