Dew (condensed moisture) is one of the astronomer’s worst enemies, and all telescopes are subject to the dew problem. If no precautions are taken, it can easily destroy a perfect observing night, as ...

Two years ago we covered the launch of the Aquanta on Kickstarter; it's a water heater controller that learns your habits, and adjusts your water heater’s energy use accordingly. But saving energy isn ...

According to the U.S. Department of Energy, heating water accounts for fully 18 percent of the typical household’s annual energy consumption, second only to the amount of energy consumed to heat and ...

Minuscule circuit of the electric AC heater controller presented here is built around the renowned 3-Pin Integrated Temperature Sensor LM35 (IC1) from NSC. Besides, a popular BiMos Op-amp CA3140 (IC2) ...

[Peter Sobey] had a solar hot water heater installed in his home, which worked great until he relocated his kitchen to a neighboring room. Now a good bit further from the tank, the hot water reaching ...

Meaningful, yet often hidden thermal performance losses occur in feedwater heaters. These controllable losses frequently occur because of poor-performing level controls. In this article, three issues ...

RC Willey has over 60 vehicles at their distribution center in Salt Lake City and does hundreds of deliveries a day. Rocky Mountain Power's Wattsmart Business program helped them install engine block ...

The increased use of intermittent renewable energy sources and the shift to gas-fired combustion turbines places new burdens on the dispatch of many coal-fired units. Steam units must now operate at ...

The look, the feel, the sound — there are few things more satisfying in this world than a nice switch. If you’re putting together a device that you plan on using frequently, outfitting it with ...

Editor’s note: Aquanta is now taking pre-orders on its smart water-heater controller. You can get the details in this news story: Aquanta and its smart water-heater controller are back with new ...