1752
% complete
Source: https://en.wikipedia.org/wiki/Timeline_of_electrical_and_electronic_engineering
1832
source: https://www.google.com/search?q=joseph+henry&rlz=1CADEAC_enUS761US761&oq=joseph+henry&aqs=chrome..69i57j0l5.3356j0j7&sourceid=chrome&ie=UTF-8&safe=active&ssui=on
1879
Source: https://wonderopolis.org/wonder/who-discovered-electricity
1888
source: https://www.google.com/search?rlz=1CADEAC_enUS761US761&ei=aLF8WrwBzPD8BtTrkPAE&q=Wind+turbine+invention&oq=Wind+turbine+invention&gs_l=psy-ab.3..0l2j0i22i30k1.3609.5378.0.5697.10.9.0.1.1.0.277.999.7j0j2.9.0....0...1c.1.64.psy-ab..0.10.1005...0i67k1.0.dT6IA4lwxE4&safe=active&ssui=on
1901
1905
source: https://www.google.com/search?rlz=1CADEAC_enUS761US761&ei=8LB8WsazLKS1ggeFzLyIAQ&q=when+did+albert+einstein+discover+e+mc2&oq=albert+einstein+e%3Dmc2+when&gs_l=psy-ab.1.0.0i22i30k1l3j0i22i10i30k1j0i22i30k1.3823.4534.0.5964.5.5.0.0.0.0.91.406.5.5.0....0...1c.1.64.psy-ab..0.5.403...0.0.U-ywexnsJiU&safe=active&ssui=on
1912
1920
source: https://www.e-education.psu.edu/geog432/node/116
1963
Source: https://www.electricityforum.com/a-timeline-of-history-of-electricity.html
1977