The new charging stations are at the Blue Mountain Service Plaza in Cumberland County and the New Stanton plaza in ...

Alternative ingredients and 3D printing could help concrete absorb more of its carbon emissions over time by making it more porous.

For almost seven years, Bugsy Sailor has been on a mission to watch every sunrise. But now, he wonders if the inspiration that started this project will also be the thing that ends it.

Road salt runs off into the groundwater and emerges in surface water streams months later. Advocates say roads can be made safe with less salt.

This is part of a series tracking waste from the fracking industry. Off a back road in the hilly country south of Pittsburgh, a tributary to the Monongahela River runs through overgrown vegetation and ...

This is part of a series tracking waste from the fracking industry. When John Quigley became the secretary of the Pennsylvania Department of Environmental Protection in 2015, he knew that he would be ...

Drilling for oil and gas creates waste that can contain heavy metals and radioactivity, and much of it is sent to the same landfills as our household trash. An investigation into how contamination ...

The process of fracking a well brings up gas or oil from deep underground. But it also brings dirt and rocks that could be contaminated with radioactivity and other chemicals. An Allegheny Front ...

The Trump administration has reversed course again on a new air pollution rule for coke ovens. The White House is granting two-year waivers to coke oven plants for the rule issued under the Biden ...

On a rainy morning, Mike Frederick showed off the Belle Vernon Municipal Authority’s sewage treatment plant, about 30 miles south of Pittsburgh. “This distribution box is where all the sewage comes in ...

The Monongahela River is a 130-mile waterway that begins in the mountains of West Virginia and ends in Pittsburgh, where its waters flow into the Ohio River. Over the course of that journey, the river ...