Some window units handle chilly months better than expected, offering a seasonal upgrade that keeps interior spaces more ...

Federal incentives for home energy improvements are running out at the end of the year, so it’s decision time for anyone who has been thinking about a heat pump. The right decision can depend on where ...

Looking at the numbers, it is obvious that heat pump technology in the residential HVAC market continues to surge. Heat pump ...

A common refrain is that they’re only effective in mild climates. We put that idea to the test. Credit...Photo illustration by The New York Times; Shutterstock Supported by By Sofia Quaglia Heat pumps ...

PV-thermal energy with heat pumps, aquifer thermal storage in buildings Researchers in the Netherlands have simulated a residential energy system combining PV, solar thermal, and PV-thermal panels ...