A community group in Derby wants to install a specialist turbine using a river's energy to power nearby businesses. Darley ...

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 ...

Darley Community Energy (DCE) is trying to secure funds for an Archimedes screw - a type of turbine which enables water to flow through to a generator and provides renewable electricity - on the ...