Scientists & mathematicians

Stephen Hawking 1

Stephen Hawking publishes A Brief History of Time

In A Brief History of Time, Hawking writes in non-technical terms about the structure, origin, development and eventual fate of the universe, which is the object of study of astronomy and modern physics.

Sturgeon electromagnet

William Sturgeon invents the electromagnet

British scientist William Sturgeon invented the electromagnet in 1824.  His first electromagnet was a horseshoe-shaped piece of iron that was wrapped with about 18 turns of bare copper wire.

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