On paper, the motors from both an electric bicycle and a drone can both take about 500 watts or so of power. Of course, their different applications make them anything but equivalent, as the bike ...

Japanese fine chemical company DIC has backed the development of a multicopter drone that can move around without tilting.

With a motor in each frame ... but at higher speeds rotation is noticeably less smooth. Because the drone is symmetrical all around, keeping track of orientation is challenging for a human ...