apr 24, 1908 - Jean Perrin
Description:
Jean supported both Atomic and Particle theory.
https://www.thoughtco.com/history-of-atomic-theory-4129185
Using a ultra microscope Jean was able to confirm Einsteins belief (that the dust particles were being moved by the water molecules) and was even able to predict the size of the water molecules and atoms as well.
https://www.britannica.com/biography/Jean-Perrin
Added to timeline:
Atomic Theory Time Line
Date:
