Northrop Grumman said Friday a Promontory building destroyed in an explosion this week was where an ingredient used in solid ...

Rachel Lewis with the Austin Fire Department explained that propane systems are generally very safe, but like any system, they're not flawless.

The fire marshal also confirmed two people injured in Sunday's explosion remain in critical condition as the investigation ...

Northrop Grumman's Utah facility manufactures and tests solid rocket engines, like those used to launch NASA's Space Launch ...