A nice feature of using cfclient is that you can use a standard (game) controller to control the quadcopter, while also getting a lot of flight data back. The other option is to use the Android or ...

Quadcopters are great for maneuverability and slow, stable flight, but it comes at the cost of efficiency. [Peter Ryseck]’s Mini QBIT quadrotor biplane brings in some of the efficiency of fixed ...