His idea, though, was to make one that could be hand-cranked to charge it to make it more like the rubber-band planes of old. He thus built his own geared generator for the job using a big pile of ...

With so many examples to look at, building a solar-powered RC airplane in 2024 should be a snap, surely? The first handicap was that [ProjectAir] is based in the UK, which means dealing with the ...