Geek Fact for March 27th

In 1845, scientist Wilhelm Roentgen (Röntgen)
 was born.

He is best known for discovering x-rays. He called them x-rays because ‘x’ is the mathematical symbol for ‘unknown’. The first x-ray he took was of his wife’s hand, shown here.

Learn more at http://www.historylearningsite.co.uk/wilhelm_roentgen.htm

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