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jan 1, 1900 - Marie Skłodowska Curie

Description:

Studied uranium and thorium; called their spontaneous decay process “radioactivity”; discovered radioactive elements polonium and radium

Added to timeline:

Atomic Theory timeline

BySpencer Knight

14 Feb 2019

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0

373

Date:

jan 1, 1900

Now

~ 125 years ago

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