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 ...

Solar water heaters, which are generally used in tandem with electric or natural-gas heaters, can knock 50 to 80 percent off your water-heating costs, the Department of Energy and industry sources say ...

A water heater is one of those home appliances that you don't think about until it stops working. However, a water heater can be a major energy eater, whether you're buying one for a new home or ...

Scientists in India have built a solar-powered thermic solar geyser prototype based on a nichrome wire heating rod and a flexible pipe heat exchanger with aluminum fins. The system is designed to ...

SANTA MONICA, CA - FEBRUARY 27: Employees of Solar Forward install solar electric panels on a residential rooftop on February 27, 2009 in Santa Monica, California. President Obama signed into law an ...