1 янв 1899 г. - Ernst Rutherford

Описание:

First malpractice lawsuit is awarded for x‑ray burns.
Ernst Rutherford discovers that radioactivity from uranium has at least two different forms, which he calls alpha
and beta rays.
Fritz Geisel, Antoine-Henri Becquerel, and Marie Curie prove that beta rays consist of high-speed electrons.

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