Induction heaters can make conductive objects incredibly hot by generating eddy currents within the metal. They’re used in a wide variety of industrial processes, from furnaces to welders and even ...

Do you enjoy coming home to a warm home in the dead of winter? Do you leave your furnace running in cold weather even if no one’s home? If you want to keep the house warm for when you return later in ...

Cold weather robs us of mobility, enjoyment, and safety. Cold-stiffened muscles dull our movement­–and our senses. Before you know it, you can’t concentrate on whatever it is you’re trying to do, ...

The author’s woodstove is plumbed to a recycled water heater that sits above the stove, allowing the thermosiphon effect to circulate water between them. For years, we’ve been experimenting with ...

[Bigelow Brook Farm] has a cool geodesic dome greenhouse that needs to stay warm in the winter. There are a lot of commercial solutions for greenhouse heating, but if you’re the kind of person who ...