Most RC planes follow a simple control ... of an open wind tunnel. Optical position tracking provided closed-loop feedback and power was provided via a tether to minimize weight. A PID flight ...

Although [Benjamin] designed a custom flight controller ... complex part of a drone is not the mechanics or even the electronics, but the control software. Thanks to open source projects like ...

Areas previously defined as restricted zones or no-fly zones to be displayed as enhanced warning zones from now on, says DJI ...