energy timeline By katie.crawford Jul 1, 1752 Benjamin Franklin Discovered electricity Jan 1, 1839 Voltage Developed in a solar cell Jan 1, 1883 Charles Fritz invents first solar cell Jan 28, 1911 First Geothermal Energy Plant Jun 28, 1941 Russel Ohl ivented the silicon solar cell Aug 6, 1945 bomb hit hiroshima and naghasaki Jun 28, 1946 First Commercial Geothermal Energy Heat Pump Mar 28, 1979 Three Mile Island accident Apr 26, 1986 Chernobyl Plant Exploded Period: Sep 27, 1995 to Sep 27, 2011 carbon cycle during my lifetime Mar 13, 2011 Fukushima Daiichi nuclear disaster
