Let's build an airplane that has no definite fuselage. An rc flying wing, some people call it zagi wing, but it's the same. These kinds of aircraft are very unstable and need a special airfoil to ...

Using direct shaft couplers can be a much tidier solution in some respects. The servo can be coupled directly to the axis of motion, allowing it to be hidden inside a wing or tail surface.

The airframe (named the Solar Bear) is a small lightweight flying wing, with a balsa and carbon fibre frame covered with clear film, with the solar cells housed inside the wing.

When transitioning from hover mode to fixed-wing mode, the wings rotate into alignment. When the drone is in hover mode (left), it can rotate its wings (servos) by 90 degrees (middle) to ...