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 ...

Bob and Tim are at a job where a customer has damaged a refrigerant line on a heat pump. When they arrive, the line is still blowing a slight amount of vapor from the split in the line. They install ...

Nowadays, when you ask people how to check the charge on a heat pump during low outdoor temps, they will say that you need to “weigh in and weigh out” the charge ...

Electric vehicles are better than internal combustion engine (ICE) equivalents in many respects, but one challenge they face is providing heat in cold weather. While ICEs are far less efficient than ...

This week in New York Toyota debuted its 2nd generation Prius plug-in - the Prius Prime. And while not a lot of specifics were given, a few of the main talking points were disclosed; specifically a 22 ...

The Environmental Protection Agency (EPA) has released its official Tesla Cybertruck filings, revealing additional details about the stainless steel triangle on wheels that few people seem to have had ...

Germany’s Ait Group has introduced residential ground-source heat pumps using less than 150 grams of propane, based on results from the Fraunhofer ISE LC150 research project. The new systems deliver ...