Well, it is the Land of the Rising Sun.
Humans have been seeking to harness solar power ever since the 7th Century B.C. when someone used a magnifying glass to make fire.
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Solar panels were first used to power remote pieces of electrical equipment – like rural telephone lines – and satellites in space, but their use spread as solar cells became cheaper and easier to make.
In 1955, the General Motors employee William G. Cobb constructed a solar-car prototype called the Sunmobile, a 15-inch solar-powered automobile model.
In 1976, Alan Freeman developed the first solar car that could be legally driven. The three-wheeled vehicle was powered by both sunlight and pedal.
And the race was on – literally – as Switzerland hosted the Tour de Sol in 1985, the first rally for solar-powered vehicles.