Investigators have uncovered numerous factors that contributed to a U.S. Army helicopter and a passenger airplane colliding over Washington, D.C., last January, killing 67 people in the deadliest U.S.

Nearly one year after the midair collision between an Army helicopter and an American Airlines regional jet near Washington, DC, the National Transportation Safety Board sharply criticized the Federal Aviation Administration for designing dangerous helicopter routes and failing to analyze years of near-collision data in the area.

The federal government says temporary rules imposed after last year's collision of an airliner and an Army helicopter to improve the safety of the crowded airspace around Washington, D.C., are being made permanent.

The Army has grounded an entire fleet of its H-47 Chinook helicopters after fuel leaks reportedly caused engine fires. The order affects about 400 helicopters, according to CBS News. An Army spokesperson told ABC News that it has identified the cause of ...

In military aviation, raw speed is no longer a benchmark for domination over the

Helicopter manufacturer Leonardo has nearly doubled employment at its Northeast Philadelphia factory since the Rome-based multinational aerospace company began winning U.S. military orders for that factory in the late 2010s.

Stay on top of what’s happening in the Bay Area with essential Bay Area news stories, sent to your inbox every weekday. Bay Area-raised host Ericka Cruz Guevarra brings you context and analysis to make sense of the news. Episodes drop Monday, Wednesday ...