The World Solar Challenge is a solar-powered car race which covers 3021 km (1,877 miles) through the Australian Outback, from Darwin to Adelaide.

The race attracts teams from around the world, most of which are fielded by universities or corporations although some are fielded by high schools. The race has a 20-year history spanning nine races, with the inaugural event taking place in 1987.

Listen to an overview here.

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