February 9, 2009 Thermoelectrics - the phenomena in which a temperature difference creates an electric potential - have been known about for almost 200 years, but practical applications have not been ...

If you can turn a wrench and operate an electric drill, you can build this simple generator in two days. Turn a car alternator into a homemade wind turbine by building this cheap and easy DIY wind ...

WARREN, Mich. – The stinky, steaming air that escapes from a car's tailpipe could help us use less gas. Researchers are competing to meet a challenge from the U.S. Department of Energy: Improve fuel ...