Which Happened First?

Jean-Baptiste Perrin

Jean-Baptiste Perrin
Image: Agence de presse Meurisse · Public domain · source

Jean Baptiste Perrin was a French physicist who, in his studies of the Brownian motion of minute particles suspended in liquids, verified Albert Einstein's explanation of this phenomenon and thereby confirmed the atomic nature of matter. For this work, he was awarded the Nobel Prize in Physics in 1926.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

Timeline

  1. DeLisle StewartMarch 16, 1870 – February 8, 1941
  2. Édouard Le RoyJune 18, 1870 – November 9, 1954
  3. Helge von KochJanuary 25, 1870 – March 11, 1924
  4. Jean-Baptiste Perrin (this page)September 30, 1870 – April 17, 1942
  5. Jules BordetJune 13, 1870 – April 6, 1961
  6. Louis BachelierMarch 11, 1870 – April 26, 1946

Related

Play a round with Science · 19th century