Solar generators need perfect conditions, but portable wind solutions like the Shine Turbine keep your devices running - even when the sun isn't out.

Aptera is slowly but surely moving toward its goal of making a usable solar-powered electric car. After years of delays and multiple crowdfunding campaigns, the California-based startup said it began ...

Abstract: The Automatic Voltage Regulator (AVR) is an essential device for maintaining the stability of the terminal voltage and regulating the reactive power output in synchronous generators.