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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
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31 jul 1886 ano - Marie and Pierre Curie discovered radium and polonium, and discovered beta particles are negatively charged.

Adicionado na linha do tempo:

Data:

31 jul 1886 ano
Agora
~ 139 years ago