Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost as heat through exhaust. Now, a study demonstrates how to convert exhaust ...

Even as President Trump slashes support for wind and solar energy, another renewable energy source is finding unexpected ...

Homeowners could save big on home upgrades through the HEAR Program, but it may not be around for much longer.

As the co-owner of a California property that has never been tied to the electric grid, I can attest to the warm feeling of ...

Solar-heated homes integrate thermal energy storage, improving efficiency and reducing environmental impact through ...