There’s still a lot of unanswered questions,” Pennsylvania Gov. Josh Shapiro said during a new conference Tuesday evening.

Officials have identified one of the two victims killed in a Bucks County, Pa., nursing home explosion that also left about 19 people hospitalized.

Chemical explosion at The Heritage Group in Indianapolis leaves one person seriously injured. Firefighters working to ventilate the facility.

Two people have died since being injured in an orphan well explosion in Washington County in August — the most recent on Dec. 14. Chris Pinkerton, 48, of Woodsfield, was an employee of Monroe Drilling at the site of the blast on Independence Township 420 in the Wayne National Forest,

The explosion is the latest in a series of gas-safety incidents involving PG&E, evoking memories of a 2010 blast in San Bruno that killed eight people

FAA documents reviewed by The Wall Street Journal show an explosion of SpaceX’s Starship on Jan. 16 posed a greater danger to planes in the air over the Caribbean than was publicly known.

A midair explosion of SpaceX’s ( SPACE) Starship rocket in January created a serious and largely undisclosed threat to commercial aircraft flying over the Caribbean, forcing multiple pilots to make emergency decisions while airborne, according to Federal Aviation Administration records reviewed by The Wall Street Journal.

An explosion in a steam pipe at the Vicinity Energy plant temporarily knocked out heat and hot water to the University of Pennsylvania on Sunday and damaged the Grays Ferry facility, according to the union representing workers at the site.