The pre-Columbian ancestors of today's Indians used it. So did the ancient Romans, the medieval Arabs and many other preindustrial peoples around the world. It's still widely used in less-developed ...

Heating water is one of the most energy-consuming and costly household tasks. According to the Department of Energy, it makes up roughly 18% of a standard home's monthly energy budget. And if you use ...

MILLCREEK TOWNSHIP, UTAH — The Breezeway House, a passive 2,800-sq.ft. home located here, near Salt Lake City, was completed last December, taking approximately eight months to build. Since energy ...

From a distance, the energy system on top of a college residence hall in Omaha, Nebraska looks like photovoltaic panels. But as you get closer, it becomes clear that this is something different, with ...

Solar water heaters are a popular and widespread technology, but they’re not right for every rooftop. If your house points in the wrong direction, you’re out of luck. That’s why Alex Pina has ...

HONOLULU (Island News) -- A bill that allows new single family homes to be built with tankless gas water heaters has moved forward within the legislature. Right now, new homes are required by law to ...

Imagine coming home after a long day at work. It is winter. You step inside your home. It is warm, quiet and dry. Many of us do not need to hear any more warnings from the IPCC, David Attenborough or ...

Built for minimal maintenance, the 168-square-meter Bush Home was constructed with prefab steel frames and clad in zincalume steel and large windows. The galvanized steel framing, which is also used ...