Investigators say failure of an engine fan blade caused a United Airlines jet to lose power in one of its two engines over the Pacific last month. The National Transportation Safety Board said Tuesday ...

LONDON (Reuters) - The engine failure that has grounded the entire fleet of Lockheed Martin Corp F-35 fighter jets was caused by "excessive" rubbing of fan blades in the plane's Pratt & Whitney engine ...

The Federal Aviation Administration has proposed rules targeting Boeing 737NG nacelles following two engine failures late last decade that caused significant aircraft damage and killed one person.

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.