Archimedes screw turbines and generators have emerged as robust, low-head hydropower solutions that exploit the kinetic energy of low-volume water flows. By reversing the traditional Archimedes screw ...

PNNL is partnering with Percheron Power, LLC, to help the Kennewick, Wash.-based small business make hydropower cheaper. PNNL is helping Percheron evaluate using composite instead of steel to make ...

Pick a point in time — any random point in the world's history — and you'll likely be able to find some sign of genius. Brilliant minds have speckled generations past, providing their people with ...

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 ...