A latest Chinese developed land-air dual-mode drone weighing about the same as an apple has shown promising potential in ...

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.

Following is a transcript of the video. This helicopter has dual-crossing rotors for increased precision The K-MAX uses a unique double rotor system where the two rotors cross each other.

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 ...

[Benjamin Prescher] is working on the second version of his single rotor Ball-Drone, which uses four servo-actuated fins for control. Mk II in action The first version of the ball drone flew but ...