NEIL deGRASSE TYSON: One of my favorite characters in the history of atoms is Ernest Rutherford, a physicist in the early 20th century. He was the first person ever to discover how empty atoms ...
Two guys — Stern and Gerlach — did an experiment in 1922. They wanted to measure magnetism caused by electron orbits. At the time, they didn’t know about particles having angular momentum due to spin.
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