Solar power has caught fire in Pennsylvania, thanks to declining costs for solar equipment and generous state incentives, according to John Hanger, Secretary of the state's Department of Environmental Protection.

A group of pro-solar people are returning a solar panel to the White House tomorrow, September 10, and hope to convince President Obama to Put Solar on the White House roof.

The Maple View Farm in Hillsborough, North Carolina, recently added an acre of solar panels.

Earlier this month, North Carolina Governor Beverly Perdue signed a bill that extended a generous tax credit for investments in renewable energy and increased the tax credit for investment in facilities that manufacture renewable energy equipment.

Illinois Governor Pat Quinn signed a law August 17 requiring power utilities to get 6 percent of their energy from solar in 2015 and every year thereafter.

A few weeks ago I wrote about the new solar farm at NASCAR’s Pocono Raceway. Now I’m going to 

When you think about NASCAR, you think power, speed, noise and lots of left turns. Now when you think about the sport’s Pocono Raceway, you’ll think about solar power.

The Lone Star State may be best known for its oil industry, but it also leads the nation in one renewable energy and has the potential to do a lot more.

Over in the Palmetto State, solar panel inquiries are at an all-time high, due to rising electricity costs, according to local solar installers. One man just installed a 14.1-kilowatt system, the largest residential solar energy system in the state.

Georgia pecan grower Trey Pippin now harvests more than nuts—he’s also generating electricity from a one-acre solar farm on his property.