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On This Day in History
Good News in History, April 25
71 years ago today, Bell Labs finished the first functional solar cell, allowing for a panel of metal and glass to refract light and...
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On This Day in History
Good News in History, April 25
71 years ago today, Bell Labs finished the first functional solar cell, allowing for a panel of metal and glass to refract light and heat from the sun into it and generate a current of electricity. The inventors were Calvin Souther Fuller, Daryl Chapin, and Gerald Pearson, and their intention was to power a satellite in space where it could not have its batteries changed. Today, the photovoltaic cell is revolutionizing energy provision for humanity, with a large chunk of scientists and industrialists believing they are a key part of trying to maintain the Earth's climate as we experience it today. READ more... (1954)