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Lightning
Benjamin Franklin created an experiment by tying a key to the end of a kite to test if lightning was electricity. -
Fuel Cell
William Grove is credited with inventing the fuel cell which is an invention that produces electrical energy. -
Oil Well
The first oil well in the US was drilled in North Western Pennsylvania and it was known as the Drake Well. -
Lightbulb
Thomas Edison invented an incandescent light bulb that would last a longer time. -
Windmill
In 1888 Charles Brush built the first windmill in the US to power his mansion. -
Fluorescent Lamp
An engineer named Peter Hewitt invented the fluorescent lamp which is more efficient than an incandescent bulb. -
Hoover Dam
The Hoover Dam was built on the Colorado river. It was built to provide hydro power. -
Nuclear Chain Reaction
The first nuclear chain reaction was produced by a physicist named Enrico Fermi. -
Atomic Bomb
The first atomic bomb was tested in New Mexico and it was a success. -
Integrated Circuits
Jack Kilby invented integrated circuits which are smaller and easier to produce than the circuits before them. It is built from a single crystal. -
Sources
http://nuclear-energy.net/what-is-nuclear-energy/history
http://cleantechnica.com/2014/06/22/americas-first-wind-turbine-generated-electricity-1888/
http://www.fuelcelltoday.com/history
http://www.history.com/topics/inventions/thomas-edison
http://inventors.about.com/library/inventors/bl_fluorescent.htm
http://www.pbs.org/transistor/background1/events/icinv.html
http://www.history.com/topics/hoover-dam
https://www.priweb.org/ed/pgws/history/pennsylvania/pennsylvania.html