The Rolls-Royce Griffith VTO was a bold 1950s British concept blending supersonic speed with vertical takeoff, powered by a staggering 68 jet engines ... of Royal Navy Type 31 Frigate on sea ...

Survey Copter, a French uncrewed aircraft system (UAS) developed and owned by Airbus, has unveiled a vertical takeoff and landing (VTOL) version of its Aliaca tactical platform. The standard ...