When a black bear woke up from hibernation in the middle of winter and attacked three people and a dog, researchers were left ...

A bill before Congress seeks to make changes to the Endangered Species Act that environmentalists say would weaken its ...

The surge in renewable energy is driven by solar, which now generates nearly 14% of the energy on the regional grid that ...

A widespread power outage rippled through Spain, Portugal and parts of France on Monday. Trains stopped in their tracks, ...

Federal grants for climate-friendly farming and crops like flax have been canceled across the country. Pennsylvania is being ...

The cement industry has set ambitious goals to cut its carbon footprint. But as federal funding dries up, its path to a ...

Thrifting proponents hope more people will turn to sustainable fashion as the trade war between the U.S. and China strains ...

The company will mine metallurgical coal, but an environmental group worries the project will exacerbate mine drainage problems in the Laurel Highlands.

Through Pennsylvania Trout in the Classroom, teachers and students raise trout to learn about not only the life cycle, but also coldwater conservation.

Air quality in the Pittsburgh region is the 16th worst in the country, according to a new study. The American Lung Association (ALA) issued its annual “State of the Air” report Wednesday, which found ...

When Pamia Coleman’s son was little, he was afraid of touching dirt, so she started gardening with him. “I just saw how much he grew from practicing these things,” said Coleman, whose son has autism ...