(CNN) — Investigators don't yet know what caused the engine failure that forced Southwest Airlines Flight 1380 to an emergency landing in Philadelphia on Tuesday, but it has similarities to an ...

Southwest Airlines sought more time last year to inspect fan blades like the one that snapped off during one of its flights Tuesday in an engine failure that left a passenger dead but said it fully ...

Blade-failure tests have been carried out on the Aviadvigatel PD-8 engine for Russia’s import-substituted Yakovlev SJ-100. United Engine says the PD-8 passed the test “successfully” on a rig at its ...

U.S. airline regulators have ordered inspections on engine fan blades like the one that snapped off a Southwest Airlines plane, leading to the death of a woman who was partially blown out a window.