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jan 1, 1896 - Antoine-Henri Becquerel

Description:

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.

Added to timeline:

10 Jun 2018
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Date:

jan 1, 1896
Now
~ 129 years ago

Images: