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The National MagLab is funded by the National Science Foundation and the State of Florida.

History of Electricity & Magnetism

Learn about the people, inventions and landmarks that have made electricity & magnetism history over the centuries.


Pioneers

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Esther Conwell

Esther Conwell

Esther Conwell was a physicist and chemist known for her pioneering semiconductor science. Her research investigating the fundamental properties of semiconductors and conducting polymers paved the way for modern computing and silicone microchips.

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Paul Dirac

Paul Dirac

Paul Adrien Maurice Dirac was an outstanding twentieth century theoretical physicist whose work was fundamental to the development of quantum mechanics and quantum electrodynamics.

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Nikola Tesla

Nikola Tesla

Awarded more than 100 patents over the course of his lifetime, Nikola Tesla was a man of considerable genius and vision.


Museum

Lodestone

Lodestone – 600 BC

The history of electricity and magnetism starts with this special mineral possessing amazing, and still mysterious, properties.

Morse Telegraph

Morse Telegraph – 1844

The man most commonly associated with the telegraph, Samuel Morse, did not invent the communications tool. But he developed it, commercialized it and invented the famous code for it that bears his name.

Early Chinese Compass

Early Chinese Compass – 400 BC

The first compass was used not to point people in the right direction literally, but figuratively.


Timeline

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1750-1774

With his famous kite experiment and other forays into science, Benjamin Franklin advances knowledge of electricity, inspiring his English friend Joseph Priestley to do the same.

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1880-1889

Nikola Tesla and Thomas Edison duke it out over the best way to transmit electricity and Heinrich Hertz is the first person (unbeknownst to him) to broadcast and receive radio waves.

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1900-1909

Albert Einstein publishes his special theory of relativity and his theory on the quantum nature of light, which he identified as both a particle and a wave. With ever new appliances, electricity begins to transform everyday life.