A Washington, D.C.-area helicopter pilot says Army Black Hawk was flying published route and on appropriate radio frequency.

Kirkwall Airport has been reopened after a threat was made to the terminal. Police Scotland said they were probing the "threatening communication" to the Orkney hub on Saturday morning.

S.D., said an investigation into the collision of an American Airlines jet and an Army Black Hawk helicopter at Reagan National Airport will likely involve communication between the two aircraft.

The NTSB says when the Jan. 29 collision between a passenger plane and helicopter occurred, the air traffic control tower had ...

The initial focus of the military investigation is on the altitude of the helicopter at the time of the crash and the ...

But, the communications caught when traffic control knew there was a problem. “Medevac med service zero-five-six, northeast tower, are you on frequency?” a controller asks almost four minutes after ...