Energy

This year, with the cost of solar power falling sharply, Penn State signed a deal to buy electricity from a new 500-acre solar farm in Pennsylvania's Franklin County.

Officials have long argued unclean air from neighboring states plays significant role in New Jersey’s struggle to reduce smog.

Pennsylvania Gov. Tom Wolf took a step toward capping greenhouse gas emissions from power plants Thursday, part of an effort to fight climate change.

So much ethane is coming out of the ground in Pennsylvania, and other drilling hot spots around the country, that chemical plants in the U.S. can’t use it all.

The latest plans to harness the power of the wind feature massive sea skyscrapers installed east of the state’s beaches in the Skipjack Wind Farm.

While the report, due out in November, will explore strategies for shaping the site’s future, it won’t prescribe a favored outcome.

The lifting of the injunction at the sinkhole site isn’t a final green light for Mariner East.

Fire Commissioner Adam Thiel said only trace amounts of dangerous hydrofluoric acid remain at the damaged Philadelphia Energy Solutions refinery.

Leaders from nearly 200 countries are attending a special United Nations Summit on climate change today.

Those who support nuclear worry that without tax breaks, the plants will be shut out of a competitive energy market.

For those who live nearby, the possibility of the plant’s closure loomed for years.

Here are five commonly used myths and the real science that debunks them.

In a 3-2 vote, Pa.’s Public Utility Commission amended its policy statement to reduce the burden on low-income customers in assistance programs.

The shutdown of Three Mile Island, site of the United States' worst commercial nuclear power accident, is imminent.

The raft of proposals serves as a rejection of Democratic Gov. Tom Wolf’s own energy plan.