Michael Grätzel may be the closest thing to a living legend in the solar energy world. A professor at École Polytechnique Fédérale de Lausanne, the Swiss scientist discovered a new type of thin-film ...

With efficiencies continually improving, polymer solar-cell technology is now leaving the lab and entering the marketplace. Many challenges remain, however, including the development of reliable ...

Residential solar installations have seen a spike in recent years, with many Americans considering transitioning their energy usage to renewable sources (especially in light of new federal tax credits ...

Samantha Hunter is a professional copy editor who has worked with Ms. Magazine, Spin and VH1. She has also written for MarthaStewart.com, Essence.com, Esquire.com, GoodHousekeeping.com, RealSimple.com ...