The Antikythera Mechanism is a mysterious ancient device used to calculate lunar cycles, planet motions, and more. Over 2,000-years-old, it was far more advanced than any other technology of its time.

An Ancient Greek Computer In 1901 divers working off the isle of Antikythera found the remains of a clocklike mechanism 2,000 years old. The mechanism now appears to have been a device for ...

that the mechanism had between 354 and 355 holes. These holes correspond to the Greek lunar calendar instead of the 365-day solar calendar of the ancient Egyptians, which until now researchers ...