Free popsicles! Sungevity takes its rooftop solar program to the East coast

As the century-old technology runs its course, LED bulbs step up

Feds OK America's first offshore wind farm, a mere 10 years it was first presented.

Say wha?

Financing models make going solar affordable.

America's first offshore wind farm given regulatory green light.

Sustainable energy transforms lives in rural Kenya.

Are oscillating panels the future of wind energy?

Surging demand has electricity providers excited — and concerned.

Ralf Schmerberg's refrigerator igloo makes a statement on energy use and climate change.