The basic principle of physics that explains heat pump technology has been in use for centuries. The ancient Chinese used the geothermal power of natural hot springs to heat their homes. However, ...

A portable heat pump can both heat and cool a room, so you can replace an air conditioner and a space heater with a single unit. Portable heat pumps—sometimes marketed as "portable air ...

With global warming becoming an urgent issue, heating our homes efficiently -- and sustainably -- has taken center stage. As winters become more unpredictable (and unexpectedly harsh), finding ...

Heat pumps are having a moment in the spotlight—or as close to one as a heating and cooling appliance can get. Whether it’s ducted heat pumps, mini-splits, or even geothermal systems, there’s a buzz ...

Jon covers artificial intelligence. He previously led CNET's home energy and utilities category, with a focus on energy-saving advice, thermostats, and heating and cooling. Jon has more than a decade ...