Invention of the Leyden Jar

German Ewald Georg von Kleist, invented an electricity storage device called the Leyden jar (Leiden), in 1745. Continue reading

Power Plant Using Solar Cells Built in Utah

The first power plant using photovoltaic solar cells was dedicated by Governor Scott Matheson at Natural Bridges National Monument, Utah, USA, Continue reading

Seattle Builds Underground Hydroelectric Plant

First underground hydroelectric plant was built in Snoqualmie Falls Continue reading