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 ...

In 1901, divers recovered a shoebox-size, gear-filled box from a 2,000-year-old shipwreck on the floor of the Mediterranean Sea. Ever since, the enigmatic box—known as the Antikythera Mechanism—has ...

New research suggests that a “primitive lifting machine” was in use around 150 years prior to the appearance of cranes 2,500 years ago. This early lifting machine was capable of lifting ashlar blocks ...