Kara Holsopple: Tell me about some of the older artifacts that you found on the property.

The Pennsylvania natural gas company CNX is suing a California-based news outlet for defamation in federal court over an article the news site published about the company’s voluntary air monitoring ...

Natural gas company CNX is suing Capital & Main for defamation in federal court for its article about the company’s air ...

The charges allege that Seneca Resources polluted water in eight counties. The company says it is working with the state to ...

Republican lawmakers in the Mid-Atlantic want faster permitting, less regulation and an end to the Regional Greenhouse Gas ...

The round goby is a little fish causing big problems in Lake Erie. Pennsylvania is looking to anglers to help stop the ...

Tenaska opened a gas power plant in 2018, and it has only now obtained a draft air permit that environmental groups say is missing requirements.

Fire might not be the first thing that you think of when it comes to managing a natural area, like a meadow, for birds and other wildlife. But that’s exactly how the Pittsburgh Botanic Garden decided ...

Kara Holsopple: Tell me a little bit about the species. What does it look like? Sara Stahlman: The round goby is pretty small. They can get up to about five inches, but they’re this bottom-dwelling ...

Washington County acreage pitched as ‘carbon-neutral’ data center development ...

Today we’re kicking off our biggest fundraiser of the year: NewsMatch, a nationwide campaign to support nonprofit newsrooms like ours. From now until December 31, we have an opportunity to boost the ...