Last year, our readers found this advice on improving home heating incredibly useful, so we’re bringing it back just in time for the coldest months of the season and inbound snowstorms hitting the US.

Jan. 3—Furnace failures can cost thousands, put people out of their homes or shut down entire businesses, but a few smart investments in high-efficiency materials and machinery can help prevent the ...

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 ...