Solar panels can be an investment, but some thrifty homeowners looking to stretch their budget are opting for a less ...

You can save home energy bills with a heat pump. Even in the worst case locations solar power makes heat pumps good long-term ...

In 1812 Frederick Winsor, a madcap entrepreneur, invented the public utility. The idea behind his Gas Light and Coke company, which would supply residents of London, was that instead of each household ...

A coating 100 times thinner than a human hair could be “ink-jetted” onto your backpack, cell phone or car roof to harness the sun’s energy, new research shows, in a development that could reduce the ...