Experience the calming sounds of preflight helicopter operations. This video captures the intricate details and processes ...

Ingenuity's little-helicopter-that-could proved that flight on another planet isn't just a one trick pony, but something that can be expanded upon. Enter NASA's next-generation Mars helicopter blades ...

Recording content is continuous helicopter engine and rotor sounds. Recording is source material for David Ireland's installations. Notes copied from the tape: Helicopter Original '93. David Kenneth ...