The most famous of these were the Archimedes' Screw (a device for raising water that is still used in crop irrigation and sewage treatment plants today) and Archimedes' principle of buoyancy.

Named for its inventor, the Greek mathematician Archimedes (237-212 BCE), the Archimedes screw is a device for raising water. Essentially, it is a large screw, open at both ends and encased lengthwise ...

A length of copper tubing joins the two pans and provides a way for water to be conserved in the system. The screw rests on the pivot point in the lower pan and is supported at the upper pan by a ...

PNNL is helping Percheron evaluate using composite instead of steel to make screw-shaped turbines called Archimedes Hydrodynamic Screw turbines, which enable hydropower generation in small waterways.