Air conditioning bills are spiking and as climate change starts to impact more parts of the country, air conditioners are running for longer periods. Now millions of Americans are starting to install ...

This article was originally featured in Knowable. It was an engineering problem that had bugged Zhibin Yu for years — but now he had the perfect chance to fix it. Stuck at home during the first UK ...

Heat pumps function similarly to refrigerators or air conditioners, which take warm air from one space and send it to another. In the winter, a heat pump transfers heat from the outdoors inside and, ...

Key Takeaways Heat pumps run on electricity and furnaces run on fossil fuels, natural gas, propane, or oil.Our experts say there's no clear answer for which type is more energy efficient.Location ...

Heat pumps are the single biggest tool for U.S. households to cut carbon emissions and curb unhealthy air pollution. They’re also far more efficient than the fossil-fueled or electric resistance ...

Heat pumps – heating and cooling systems that run entirely on electricity – have been getting a lot of attention recently. They’ve been called the “most overlooked climate solution” and “an answer to ...

Homeowners looking for an energy-efficient alternative to traditional air conditioners in the spring and summer months (and furnaces in the winter) might want to invest in a heat pump. It's a type of ...

Editor's note: This story was originally published in 2022. We are republishing it as part of our winter coverage. We’ve all heard the warnings: Winter is here and sky-high heating costs are expected ...

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 ...