You'll want to consider the whole output of a solar panel system and its total cost, not just the specs of an individual panel. Small jumps in efficiency might not be worth major leaps in your ...

There's rarely a rainy day here and ample sunlight for solar panels to take in and convert to electricity. It's rare to see a house here without solar panels. But there are a few, and mine was one ...

Student team builds sustainable, solar-powered showcase home. Designed with roof-integrated solar panels, ultra-efficient heating and ... solar-powered homes. Read about House by Northwestern's Aug.