More than 2,000 years ago, Greek artisans built a compact machine of interlocking gears that could track the heavens with a precision that still unsettles modern engineers. The corroded fragments of ...

The Antikythera mechanism has long been treated as a one-off marvel, a relic so far ahead of its time that some doubted ancient artisans could really have built it. Yet as new dives, new simulations, ...