Today, 122 years ago, radioactivity was discovered.

in technology •  2 years ago  (edited)

On March 1, 1896, French scientist Antoine Onari Bekarel discovered radioactivity. For this, he had wrapped the photographic plate in black paper and put the phosphorescent salt on it. After this, the plate became black after using uranium salt, which became clear that the change was possible due to radioactivity.

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