Nippon Steel (OTCPK:NPSCY) (OTCPK:NISTF) promised to invest $14B to keep US Steel's aging plants operating for decades, but ...

Pittsburgh International Airport is gearing up for a major milestone, inviting the public to explore its cutting-edge new ...

Ten others were injured, and people who live near the plant were urged to stay inside. Three explosions at U.S. Steel’s ...

CLAIRTON, Pa. (AP) — Investigators are working to determine the cause of an explosion that rocked a steel plant outside ...

The U.S. Steel plant in Clairton, Pa., where an explosion killed two workers and injured 10 on Monday, has a history of ...

Two workers died and at least 10 people were injured after multiple explosions at the U.S. Steel Clairton plant.

U.S. Steel last year settled a lawsuit brought by environmental groups over emissions that stemmed from the 2018 Clairton ...

Clairton, Pennsylvania was rocked Tuesday by an explosion at the U.S. Steel Clairton Coke Works. Clairton Mayor Richard ...

The family of one of the workers injured in the Clairton Coke plant explosion Monday issued a statement, thanking the ...

The independent federal agency’s purpose is to investigate the "catastrophic release of hazardous substances.” ...

Rescuers were continuing to search for one missing worker at the Clairton Coke Works more than five hours after mid-morning ...