Most U.S. steel is made in massive, slow-acting, open-hearth furnaces. Last week U.S. Steel Corp. announced tests of a new type of furnace which makes the same kinds of steel a great deal faster. Open ...

Cooler temperatures aren't here yet, but it's worth researching ahead of time if you're in need of a furnace upgrade. Fortunately, the market these days is flooded with options. To pick the right one ...

Replacing the old furnace in your central heating system with a new, more efficient model can offset volatile energy prices. Money aside, today’s furnaces pollute less and boost comfort by producing ...

If you’re on a mission to make energy-efficient decisions for your home, switching to an electric furnace can help lower your carbon footprint. But knowing how much does an electric furnace cost can ...