THE argument for relative efficiency of aeroplane v. auto-gyro as given in my article does not depend on the area of the wings used, and it would seem that Munk can only reach his conclusion by ...

Tuesday's fatal gyroplane crash in Highlands County has raised questions about the aircraft at the center of the tragedy. The aircraft goes by several other names: a gyrocopter, an autogyro or a ...

15 Mar 2018, 13:19 UTC · By: Daniel Patrascu // Production version of the PAL-V Liberty gyrocopter-car presented at the 2018 Geneva Motor Show, to sell from 2019 for $400,000 Flying Car for the Rich ...

IN his article on the Cierva auto-gyro in NATURE of October 31, Prof. Bairstow repeats an argument originally used against the helicopter, that the longer spiral path of the blades, as compared with ...