Derived from the Latin word fornax, meaning oven, a furnace is a large heating appliance designed to evenly distribute heat throughout a building. Furnaces accomplish this by burning fuel internally ...

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, ...

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Sami Allen is the managing editor at Forbes Home, with over seven years of ...

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 plays a major ...

Heat pumps work as a modern replacement for both your furnace and air conditioning unit. Here's the major reason that you may ...

To help curb climate change, President Biden has set a goal of lowering U.S. greenhouse gas emissions 50%-52% below 2005 levels by 2030. Meeting this target will require rapidly converting as many ...