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In 1698 Thomas Savery patented the first steam engine. Savery was an English military engineer and inventor. He based his design on Denis Papin's Digester of 1679.
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In 1752 Ben Franklin conducted his famous experiment during which he atached a key to a kite and flew it in a lightning storm. During this experiment he proved that static electricity and lightning were the same thing.
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Thomas Davenport invented the electric motor in 1821. The electic motor is used everywhere in today's world.
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In 1821, the first well specifically intended to obtain natural gas was dug in Fredonia, New York, by William Hart.
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William Robert Grove , a Welsh lawyer turned scientist, developed an improved wet-cell battery in 1838.
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In 1879 Thomas Edison invented the incandescent light bulb. After hundreds of tries he finially found a bulb that could be used for about 40 hours.
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William Stanley invented the alternating current energy system in 1886. It used an induction coil transformer. This is still the main way we get our energy today.
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In Cleveland, Ohio, U.S. scientist and businessman Charles Brush builds the first wind turbine to generate electricity
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The first public demonstration of vegetable oil based diesel fuel was at the 1900 World's Fair.
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The modern photovoltaic cell was developed in 1954 at Bell Laboratories by Daryl Chapin, Calvin Souther Fuller and Gerald Pearson.
