What difference is there between the design of a UAV with a front-mounted engine and a UAV with a rear-mounted engine? can you just switch the placement of the engine and move the weight and fuselage around to fix the center of gravity to be able to fly efficiently and stably?
This probably is as impossible as i think, but can an airplane have slanted wings? By this I mean, can an airplane's wings operate like a see-saw with one with angling upward, and the other going equally downward while the main body of the plane doesn't move at all. This mechanism would sort of...