Drilling fluid, often called drilling mud, is typically a slurry of fresh water mixed with bentonite clay and small amounts ...

Beneath parts of the Appalachian Mountains, thousands of mine shafts still descend deep into the earth. Some of these ...

An Ohio museum explores the history of the Bucyrus-Erie Company's giant coal shovels and surprising uses for coal.

Author Andrew Krivak grew up hearing stories about his grandfather, who died in a coal mine collapse in the early 1900s. These stories inspired Mule Boy, a novel about a 13-year-old who survives a ...

To determine the must-see movies set in Pennsylvania, Spotlight PA consulted film experts from across the commonwealth, as ...

Delco diners, Butler County farms, and Pittsburgh steel mills are just a few of the Pennsylvania settings that have gotten the Hollywood treatment over the years.

Discover little-known hot dog joints in Pennsylvania where locals swear by the flavors, proving the drive is always worth it.

These Pennsylvania spots may be overlooked, but they’re perfect must-see destinations for visitors seeking unique experiences ...

The wooden support beams overhead are a constant reminder that you’re inside a mountain, and the only thing between you and several million tons of rock is some timber and engineering that’s held up ...

Blue Mountain Wildlife Inc. is seeking public input on its plans for nearly two dozen projects to revamp the northern Berks ...

Nearly 50 years after it was discovered that an estimated 4,500 barrels filled with toxic waste were dumped and buried on a 650-acre strip mine in northwestern Washington County, federal environmental ...

Downtown Pittsburgh will turn green on Saturday, March 14. Tens of thousands will line Grant Street for the annual St. Patrick’s Day Parade, one of the largest celebrations of its kind in the country.