Add Yahoo as a preferred source to see more of our stories on Google. EnergySage As Richard Zagame builds his newest home, he's thinking about more than just today's needs. The veteran contractor ...

As environmental accountability becomes embedded in design culture, the building envelope is being reconsidered not just as a protective skin, but as an active energy-producing surface. Treating solar ...

Meadville celebrated Earth Day with a brand-new solar energy system on the roof of the Department of Environmental Protection ...