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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 jan 1868 ano - Helium is discovered in the Sun, but not added to the list of elements until 1895. Julius Meyer publishes his periodicity of the elements.
Adicionado na linha do tempo:
Timeline of the Big Science
By
Thomas Jacobs
17 abr 2021
0
0
537
Data:
1 jan 1868 ano
Agora
~ 157 years ago
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