We’re not entirely sure what to call this one. It’s got the usual trappings of a drone, but with only a single rotor it clearly can’t be called by any of the standard multicopter names.

Drones are pretty common in the electoronics ... It’s an impressive experiment pushing the envelope of what a multi-rotor craft can do, and [Nicholas] still has plans to improve the design ...

SEOUL--South Korean researchers have developed a transport drone flying on multiple flexible rotors that self-correct to stay level in flight and can be used as a “flying shopping cart” to ...