š“ 700 BC: People are already using the sun to start fires.
š“ 1839: Physicist Alexandre Edmond Becquerel discovers the photoelectric effect.
š“ 1953: For the first time, solar energy as we know it today emerges. Bell Laboratories in the USA produces the first silicon-based PV panels that generate electricity with an efficiency of about 4-6 percent.
š“ 1958: Photovoltaics is used for the first time to power a satellite in space.
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