A modified Swift Three glider completed its first piloted flight using Whisper Aero's ultra-quiet electric propulsion, targeting aviation's biggest threat: noise.
Radio Hangar explores Eviation Alice, the All-Electric Nine-Seat Commuter, and the Battery Math That Decides Whether a Clean-Sheet Electric Airliner Ever Earns Its Wings.
ZeroAvia's hydrogen fuel cell powertrain program is the most documented attempt to overcome the 300-nautical-mile range ceiling that battery electric aviation cannot break.