PETER MENZEL / SCIENCE PHOTO LIBRARY PETER MENZEL / SCIENCE PHOTO LIBRARY
Close up view of some of the rectangular photovoltaic cells which comprised the power supply of the Crowder College entry for the Pentax World Solar Challenge, the first international solar-powered car race. The event began in Darwin, Northern Territories on November 1st, 1987 and finished in Adelaide, South Australia. General Motors' Sunraycer was the eventual winner, taking 5 1/2 days to complete the 1,950 miles, travelling at an average speed of 41.6 miles per hour.
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