The deadly explosion at Clairton Coke Works near Pittsburgh occurred when a gas valve was flushed before planned maintenance, ...

Preparations for a routine maintenance task may have led to an explosion at a U.S. Steel coal-processing plant near ...

United States Steel Corp. said Friday the fatal blast that killed two workers at its Clairton Coke Works facility in ...

U.S. Steel on Friday pinned blame for the deadly explosion Monday at the Clairton Coke Works on a valve failure that led to ...

U.S. Steel says it believes a gas valve failure led to the explosion Monday morning at its Clairton Coke Works, in which two ...

Flushing of a gas valve made during maintenance preparation may have led to the deadly explosion at the U.S. Steel Clairton ...

United States Steel said on Friday a fatal blast that killed two and injured 10 others at its Clairton Coke Works plant near ...

A gas valve failure during maintenance work may have led to the fatal explosion at the U.S. Steel Clairton plant in ...

Mitral valve prolapse and bicuspid aortic valve problems tend to run in families. A family history of early coronary heart disease may also raise your risk of an acquired heart valve condition.

SAN DIEGO, CA—Patients who received redo surgical aortic valve replacement (SAVR) following bioprosthetic valve failure tended to be younger and lower risk following the 2015 approval of transcatheter ...

Sept. 24 (UPI) -- A minimally invasive procedure significantly reduced heart failure risk among those patients with valves that don't properly connect in the heart, according to a study.

A popular lake at William O’Brien State Park was overflowing late last week, but the solution ended up creating a different ...