The Antikythera mechanism ... common theories is as follows. The mechanism was turned by a, sadly missing, small hand crank that was connected to the main gear via a crown gear.

An ancient mechanical device found on a 2000-year-old shipwreck has become known as the world's first computer. The machine is centuries more advanced than historians thought possible, but its ...

There are archaeological discoveries that have left scientists dumbfounded. Inventions occasionally paint a very different picture of our ancient world. Ancient inventions can be groundbreaking.