Allegheny County is increasing air quality monitoring after an explosion at a U.S. Steel plant south of Pittsburgh killed two ...

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, Pa. (AP) — Workers were pushing coke out of huge ovens and preparing for maintenance when an explosion rocked a U.S ...

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

Fire crews could be seen battling flames as heavy smoke rose from the facility. Read more at straitstimes.com. Read more at straitstimes.com.

Producers of metals and other raw materials declined as an elevated wholesale inflation reading drove up the value of the U.S. dollar. Chilean copper giant Antofagasta posted an increase in first-half ...

Pennsylvania has a huge opportunity to lead in AI — this century’s railroad moment. But will PA seize the moment?

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

It marked the beginning of the worst natural disaster to hit the Lehigh Valley. George Kreitz still lives in the home on ...