This article was originally published with the title “ The Adjustment of Hot-Air Furnaces ” in Scientific American Magazine Vol. 21 No. 13 (September 1869), p. 201 doi:10.1038 ...

The 2003 Air-Conditioning, Heating, Refrigerating Exposition (AHR Expo) was the place to be if you wanted to see the new furnaces that manufacturers are offering. ... New Furnaces Are A Hot Topic At ...

This article was originally published with the title “ Hot-Air Furnace ” in Scientific American Magazine Vol. 8 No. 28 (March 1853), p. 220 doi:10.1038 ...

Boilers and furnaces use fuel or electricity to heat a building, but they work differently. Here's what you need to know about them.

A new furnace and air conditioner for an average home can run $10,000 or more installed. Tim Fitzpatrick is The Salt Lake Tribune’s renewable energy reporter, a position funded by a grant from ...