They argue that this would improve safety measures for “rotary-wing aircraft” operating around civilian airspace. Kiggans, a former Navy helicopter pilot, and Barrett, a former Army helicopter pilot, ...

LONDON—The U.S. Army is planning to trial potential alternative rotary-wing training systems as it mulls a shift away from using the Airbus UH-72 Lakota Light Utility Helicopter. Forty companies ...

The document is the clearance for flights to be made by the specific drone and gives an entitlement to be in common airspace on the ... of airworthiness for a rotary-wing type unmanned aerial ...