Final safety checks are set to be performed on Thursday with startup of the battery expected to begin in the afternoon.

There's a new camera above the bald eagle nest at U.S. Steel's Irvin Plant in West Mifflin. A tree climber went up to the ...

The fatal explosion last week at U.S. Steel's Pittsburgh-area coal-processing plant has revived debate about its future just as the iconic American company was emerging from a long period of ...

Battery 14 is up and running again, following the Aug. 11 explosion at U.S. Steel's coke manufacturing plant in Clairton, ...

An explosion at a U.S. Steel plant south of Pittsburgh killed two people and injured more than 10 others. The CEO has vowed to find out what caused Monday's blast while the workers' union says it will ...

The Cleveland-Cliffs Steelton plant, which had been one of just three U.S. locations producing railroad rails, will be closed ...

A poll found 71 percent of respondents from Ascension and St. James parishes support the $5.8 billion Hyundai Steel mill ...

This is the back of the safety helmet worn by a steelworker listening to Pennsylvania Governor Josh Shapiro’s meeting with media at the Clairton Coke Works, a U.S. Steel plant, in Clairton on Tuesday.

HARRISBURG, Pa. (AP) — The fatal explosion last week at U.S. Steel’s Pittsburgh-area coal-processing plant has revived debate about its future just as the iconic American company was emerging from a ...