For decades after divers retrieved these scraps from the Antikythera ... a large circular face with rotating hands. There was a knob or handle on the side, for winding the mechanism forward ...

It’s no surprise then that he’s interested in the Antikythera Mechanism—a small geared device discovered off the coast of the Greece in 1900 that is believed to be the first analog ...

Divers found the Antikythera mechanism in a shipwreck in 1900 ... It turned out to be the ruins of a cargo vessel dating back some 2,000 years—and hiding a wealth of archaeological treasures.

More than a century on from being spotted and salvaged by sponge divers in the Mediterranean Sea, the Antikythera mechanism continues to excite academic research and the public imagination.