Wondering what a coking plant is? Learn how coke is made and why it’s vital to traditional steel production in light of the U ...

A Parisian-born oil heiress, she collected art and supported major artists, designed costumes and moved in rarefied social ...

Explosions at a U.S. Steel plant that shook the ground near Pittsburgh left one dead and sent at least 10 to hospitals with ...

Our top priority is the safety and wellbeing of our employees and the environment," U.S. Steel said in a statement released ...

An explosion at a U.S. Steel plant near Pittsburgh left one dead and dozens injured or trapped under the rubble Monday, with emergency workers on site trying to rescue victims, officials said.

Dozens of people were injured and some were trapped in rubble at a coke plant in Clairton, Pa., near Pittsburgh, rescue ...