The invasive Hessian fly spurred suspicions of biological warfare, threatened the new nation’s economy and inspired the nation’s first citizen science project.

Avery Henderson Thomas, a high school senior and organizer of a Pittsburgh youth climate summit, says it takes many people to make change.

Local water authorities want Ohio to pause permitting of new injections wells in Washington County to protect drinking water ...

Pennsylvania is preparing to award $100 million for EV charging stations in public places, such as parking lots for ...

That company that was to provide solar energy to Centre County government agencies pulled out, citing tariffs and an end to federal tax credits.

The company said the fluid is nontoxic and that it’s monitored for surface water contamination, but hasn’t found any.

We're covering President Trump's environmental cuts and rollbacks with interviews about the big picture and stories about the repercussions in our region.

As community protests grow in Pennsylvania, both Democratic and Republican officials are proposing more industry regulation.

As rural communities in Ohio become hotspots for new AI data centers, some communities are fighting them, to varying degrees ...

The 62-mile Pine Creek Rail Trail traces the Pine Creek Gorge, known as the Pennsylvania Grand Canyon in Tioga and Lycoming ...