Science

With a new analysis showing where the pollution is going, environmental advocates call on public officials to do more to stop it.

The task force could consider putting a small nuclear reactor at the Dover Air Force Base.

In the face of devastating population loss throughout the region, every bat that the Pennsylvania Bat Conservation and Rehabilitation is able to save is making a difference.

The solar-powered streetlights aim to help residents feel safe while reducing the community’s impact on the electric grid.

From ghosts to ESP, a look at paranormal phenomena and the investigators who chase them.

Assemblywoman Andrea Katz is sponsoring a bill that would impose a surcharge on data centers and use the money to modernize the region’s electrical grid.

The legislation would allow the Pennsylvania Public Utility Commission to create a regulatory framework for data centers.

The facility would replace the recently closed Cleveland-Cliffs steel mill, which sits on 66 acres of land along the Schuylkill River.

The nor'easter led to a state of emergency in New Jersey, and voluntary evacuations in parts of Delaware.

PFHxS-Na is the latest “forever chemical” added to the Toxics Release Inventory.

The fish are a critical food source for larger fish like striped bass, as well as bears, raptors, cormorants and gulls.

Why “touching grass” is actually good advice when it comes to taking a break and restoring focus.

The Philly region’s MACH2 hydrogen hub promises to produce the fuel using renewable sources. The ARCH2, based in western Pa., would use fossil fuels to produce hydrogen.

The municipality has invested millions to pressure cook sewage sludge, in hopes of cutting its climate pollution.

About 10 years ago, writer Kim Frank set out to learn why wild elephants were trampling people in India. She revealed a complex human-wildlife conflict.