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4 nov 1858 anni - Robert Brown 1858

Descrizione:

in 1858 Robert Brown was responsible for discovering the nucleus of a cell, he is perhaps best known for his discovery of the random movement of microscopic particles in a surrounding solution, later referred to as "Brownian motion."

Aggiunto al nastro di tempo:

Data:

4 nov 1858 anni
Adesso
~ 167 years ago