Astronomy Cast Ep. 377: Thomson Finds the Electron

Article written: 18 May , 2015
Updated: 28 Dec , 2015
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Video

At the end of the 19th century, physicists were finally beginning to understand the nature of matter itself, including the discovery of electrons – tiny particles of negative charge that surround the nucleus. Here’s how J.J. Thompson separated the electrons from their atoms and uncovered their nature.

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1 Response

  1. spacecadet says

    As a personal preference, I’d rather see the money go toward the new Space Plane that the Air Force has flown a couple times. It’s larger, more room for ‘stuff’ and you can land it like the Shuttle. Seems to waste that mega landing strip at the Cape.

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