$200 and a little elbow grease mean residents of Nyeri, Kenya know the pleasure of safe drinking water available just steps from their door.
For the first time, a silicon-based optical fiber with solar-cell capabilities has been developed that has been shown to be scalable to many meters in length.
Penn State Berks goes LEED Gold with a building boasting recycled content, sustainable wood, natural lighting, graywater collection systems and more.
Microbes that use wastewater in a fuel cell to make electricity get help from a technology that grabs energy from the difference between salt and fresh water.
Penn State researchers are developing microbial fuel cells that use bacteria to generate electricity from waste.
The 2011 ConocoPhillips Energy Prize is now open to innovative proposals that help to address new energy sources, energy efficiency, and climate change.
President Obama introduces a five-point plan to spur commercial building retrofits, aiming to improve energy efficiency by 20 percent by 2020.