Photo de stock - Irene and Frederic Joliot-Curie with their children, Helene and Pierre, Nov. 1935. The couple won the Nobel Prize in Chemistry for creating new radioactive substances to which do not exist in nature. (CSU-2015-8-618)

Photo de stock: Irene and Frederic Joliot-Curie with their children, Helene and Pierre, Nov. 1935. The couple won the Nobel Prize in Chemistry for creating new radioactive.

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