We’ll just go with “monocopter” for now and sort out the details later for this ducted-fan, thrust-vectored UAV. Whatever we choose to call it — builder [tesla500] dubbed it the ...

A while back, we wrote about the ducted fan, single rotor, VTOL drone that [Armin Strobel] was working on. It wasn’t quite finished then, and hadn’t got off the ground yet. He’s posted an ...

""" A serial hybrid powertrain with partially superconducting propulsion motors where the superconducting field coils are energised by resistive current leads. self.cryogen_proportion = 1.0 # ...