So in this picture you see that rotor four is spinning faster and rotor two is spinning slower.

And the other way around, if you increase the speed of rotor three and decrease the speed of rotor one, then the robot pitches forward.

And there's a rotor there that this motor is spinning.

I loved Johnny English approaching a helicopter while dressed in a medieval suit of armour and the rotor blades briefly clanging against his helmet.

Controversy over the deployment by the US Marines of 12 tilt rotor V 22 Osprey aircraft to the Futenma Air Base on Okinawa has contributed to the alliance s decay. The hybrid aircraft which combine a helicopter s ability to take off and land vertically with the range, loading capacity, fuel efficiency, and speed of a turboprop airplane are instrumental to deter possible Chinese or North Korean aggression in the area.