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jan 1, 1898 - Marie Curie

Description:

She discovered Polonium and Radium, which were elements that she had found from her experiment on radioactivity. She also found a new property of matter “radioactive” from experiments that she was influenced from Wilhelm Roentgen, who discovered x - radiation(x-ray).

Added to timeline:

World History

ByBrayden Kloster
16 Oct 2017
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Date:

jan 1, 1898
Now
~ 128 years ago
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