Jean Baptiste Perrin was instrumental in proving the existence of the electron and, eventually, the atom. Born in 1870, Perrin was raised by his mother, his father having died shortly after the Franco-Prussian War. He was educated in Paris and received...

The contribution made by French physicist Jean Baptiste Perrin to the study of atomic physics was of the most fundamental kind: he helped to prove that atoms and molecules exist. This achievement, which quantitatively extended the original observations...

French physicist Jean Baptiste Perrin (1870-1942) helped to prove that atoms and molecules exist, an achievement that earned him the 1926 Nobel Prize in physics. Jean Baptiste Perrin was born in Lille, France, on September 30, 1870, and raised, along...

1870-1942 French physicist awarded the 1926 Nobel Prize in physics for his work on Brownian motion. In 1895 he settled the cathode ray particle-wave debate by demonstrating that cathode rays carry negative charges and are thus particles....

Jean Baptiste Perrin (September 30, 1870 – April 17, 1942) was a French physicist and Nobel laureate. He was born in Lille, France where he attended the École Normale Supérieure. He became an assistant at the school during the period of 1894-97...

Quebecers have been energetically celebrating St. Jean Baptiste Day with enthusiasm for 164 years, passionately promoting French-Canadian nationalism. Excerpts from two Quebec newspapers describe how it was celebrated in an earlier era. From The Morning Chronicle, Quebec City, June 25, 1873. ...

The last detailed monograph about the French painter Jean Baptiste Huet was published in 1892. (1) Now, more than a century later, after much research in the Archives nationales in Paris and the compilation of a catalogue of his drawings and paintings, it...