Discover how to create a compact vertical-axis wind turbine with everyday materials in this detailed step-by-step guide. Watch as we build composite turbine blades, assemble a helical rotor, and ...

Semitransparent solar cells with natural looking color and strong heat blocking offer a realistic way for windows to generate electricity and cut energy use in large buildings. (Nanowerk Spotlight) ...

Generators rely on fuel like gasoline, propane, or natural gas, and their engines need regular maintenance, such as oil changes and air filter replacement. While they are a more eco-friendly solution ...