Helicopter? Close, but not quite, since the rotor blades are fixed-pitch. We’ll just go with “monocopter” for now and sort out the details later for this ducted-fan, thrust-vectored UAV.

[Brian Ritchken] and [Jim Liu] made a thrust-vector controlled balloon blimp. They call this working?!?! Three balloons provide just enough lift so that the blimp can climb or descend on motor power.

After all, it makes use of thrust vectoring kind of like what fighter ... If you don’t know much about helicopter engines and ...

Although the conventional helicopter layout had been fully realized ... and computer control over the engine and the thrust vectoring system. This led to the aircraft being redesignated the ...