One-rotor drone is equal parts awkward-looking and adorable
 

Who says that drones need to be hugely complicated, multi-rotor jobs? Regardless, they never told that to the folks behind the Monospinner, a one-rotor drone that's been entered into the ETH Zurich Flying Machine Arena. Unlike, say, a quadrocopter, t...

http://www.engadget.com/2016/05/06/o...-and-adorable/