26 Jun 2023, 04:12 UTC · By: Otilia Drăgan / Ascendance Flight Technologies is one of the few in the AAM industry to have developed both a VTOL concept and a separate hybrid propulsion system
3 Apr 2023, 03:08 UTC · By: Otilia Drăgan / This French startup has developed not just a long-range VTOL, but also a modular propulsion system that can be integrated onto existing aircraft as well