On This Day November 8

While experimenting with high voltages applied to an evacuated tube on November 8, 1895, German scientist Wilhelm Röntgen noticed a fluorescence on a nearby plate of coated glass. Within a month, he discovered that the radiation causing this was able to pass through everyday materials such as paper, wood and living tissue and it produced an image on photographic plates as well as a fluorescent screen. Röntgen called this type of radiation X rays. Below is the first medical X-ray by Wilhelm Röntgen of his wife Anna Bertha Ludwig's hand.

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