For years, solar power at home was mostly limited to people who owned their rooftops and could afford the steep upfront costs. But now, a new generation of small, affordable systems — often called ...

The home-fitted renewable-energy sources are inexpensive and easy to install, and reduce electricity costs. Here's what can ...

WASHINGTON, DC, August 14, 2008 (ENS) - Trying to resolve technical difficulties that still prevent greater integration of solar energy into the nation's power grid, the U.S. Department of Energy has ...

Jon Bessette sits atop a trailer housing the electrodialysis desalination system at the Brackish Groundwater National Research Facility (BGNDRF) in Alamogordo, New Mexico. The system is connected to ...