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 ...

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 ...

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 ...

Rivian's EPA certification for its upcoming R2 shows high efficiency, weight savings, and a quick DC charge speed.

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 ...