Energy Through the Years By ctoverstreet Aug 25, 1752 The nature of electricity Aug 25, 1802 Invention of the light bulb Humphry Davy invented the first electric light. Aug 25, 1837 electric motor invinted Aug 25, 1839 The fuel cell Aug 25, 1844 Electric telegraph was made Jun 1, 1888 Wind turbine invented Aug 25, 1890 solar power was invited Aug 25, 1902 air conditioning Aug 25, 1904 Geothermal energy Aug 25, 1923 Photoelectric cells
