The Antikythera mechanism was built around 2,200 years ago. It was found in a shipwreck at the bottom of the sea. The ship likely sank around 65 B.C.

The Antikythera mechanism, a mysterious ancient Greek device that is often called the world’s first computer, may not have functioned at all, according to a simulation of its workings.But ...

New research adds a twist to the story of this famous device, suggesting the Antikythera Mechanism may never have worked as intended, that it was just a fancy knickknack.