Heat pumps have been around since the 1850s, but it's only recently that they’ve started attracting so much buzz. Instead of combusting fossil fuels or using resistance to make heat, electric heat ...

Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...

The water in Bristol harbour looks chilly. But it holds ambient heat due to latent energy from the sun. When the Castle Park Energy Centre is humming, it sucks up 133 litres of the stuff each second.