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 ...

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 ...

Europe is installing more solar panels than ever before, thanks to a flood of cheap Chinese solar panels, driving installations by 40% last year. But it comes at a hefty cost: Local solar ...

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 ...

Solar power is the world’s fastest-growing source of energy. It currently provides 6% of the world’s electricity but, by the mid-2030s, solar cells will probably be the planet’s single biggest source ...