Browsing: electricity

ash: (in geology) Small lightweight fragments of rock and glass spit out by a volcanic eruption. atom: The basic unit of chemical elements. Atoms are composed…

Using raindrops is an unusual idea Derek Croucher / Alamy A generator that harvests the sound of pattering rain could produce enough electricity to power LED lights, but it’s unclear how practical it would be. Zhang Yonghui of the Dalian University of Technology in China and his colleagues have developed a device they call a