Unlike a standard window air conditioner, they can also heat a room as well as cool it.

When you're trying to lower your utility bills, you might be tempted to reach for the thermostat. That's a good instinct. Setting your thermostat strategically can help reduce your heating or cooling ...

A former Tesla executive is pushing for a home-energy concept that Tesla previously discussed publicly but never sold. Drew Baglino, who previously led Tesla's powertrain and energy engineering work, ...

Heat pumps can also cool your home – here’s what to know during the UK heatwave - Mostly discussed as a low-carbon alternative to a gas boiler, here’s what heat pumps can and can’t do during warm weat ...

US startup TerraVis Energy is developing a residential heat pump that it claims can maintain high comfort levels without requiring defrosting. “The system is based on our soon-to-be patented ...

Electric HVAC systems can help you keep your home comfortable using a fraction of the energy. We spoke to experts to find out just how efficient they are. Mike De Socio is a CNET contributor who ...

Octopus tech expert Phil Steele shares his first-hand guide to mastering your controls, syncing with smart tariffs, and ...

Purdue researchers found that running solar homes on direct current could cut energy bills by 16.7%. Is a DC-powered future ...

The controversial rule will require homeowners whose natural gas water heaters break to replace them with heat pumps - a ...

Are heat pumps really noisy? What you’ll actually hear at home - Heat pump noise is a common concern for homeowners considering the switch, but modern systems are quieter than you may expect – here’s ...