Solar panels take between eight and 12 years to “pay for themselves” and last an average of at least 25 years. Federal, state and local solar incentives aim to lower the cost of solar systems, but the ...

If your neighbor installs solar panels, you're more likely to too. This "social contagion" can spread further in religious ...

China just connected its largest single-capacity solar farm built on a former coal mining area, which is in the Gobi Desert, to the grid.

Utilites in California and nationwide are fighting rooftop solar, the major threat to their effective monopoly on the ...

A report from the Council of Energy, Environment and Water has analyzed nine of the ten countries with the largest rooftop ...

The 32-unit Passive House building at Hamilton at Eagleview, a mixed-use community in Exton, features enough solar panels on ...

A new study finds rooftop solar will save California $2.3B this year — a rebuttal to the ‘cost-shift’ math that’s led ...