The German physicist who discovered X-rays

Wilhelm Conrad Röntgen was a German physicist. In 1895 he was working with cathode rays when he discovered a different kind of electromagnetic radiation. Since the radiation was unknown at that time, he called it the X-rays. He received the first Nobel Prize in physics in 1901 for this discovery.

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Discovery of Uranus

Uranus, the third largest planet, was discovered on 13 March 1781 by Sir Frederick William Herschel. Herschel also discovered the infrared radiation.

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