Archimedes of Syracuse
(c. 287 BC – c. 212 BC) was a Greek mathematician,
physicist, engineer, inventor, and astronomer.
Although few details of his life are known, he is regarded
as one of the leading scientists in classical antiquity.
Among his advances in physics are the foundations of
hydrostatics and the explanation of the principle
of the lever. He is credited with designing innovative machines,
including siege engines and the screw pump that bears his name.