1 янв 1896 г. - Antoine-Henri Becquerel
Описание:
Antoine-Henri Becquerel discovers rays produced by uranium, the first observation of natural radioactivity.
Concerns first raised about possible injuries from x‑ray exposures.
Elihu Thomson conducts experiments on x‑ray burns.
Добавлено на ленту времени:
Дата:
Изображения:
![]()