Have you ever wondered how electric motors are made? In this video, we take you inside the factory to see the amazing process ...

the same kind you would find on electric model planes and quadcopters. In every brushless DC motor, there are a few common parts: the rotor has a few powerful magnets embedded in it, a stators ...

It’s got the usual trappings of a drone, but with only a single rotor it clearly can’t ... The monocopter is built around a 90-mm electric ducted fan mounted vertically on a 3D-printed shroud.