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jan 1, 1939 - Albert Einstein, EE.UU y la fisión nuclear.

Description:

Albert propone a Franklin D. Roosevelt, presidentede EE.UU., el uso de la fisión nuclear con fines bélicos, firmando una carta.

Added to timeline:

Evolución del átomo

ByLuisa Fernanda Giraldo David

11 Aug 2020

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1742

Date:

jan 1, 1939

Now

~ 87 years ago

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