Births
1605 - Ismael Bullialdus, French astronomer
1852 - Henri Moissan, French chemist and Nobel Prize laureate
1939 - Stuart Kauffman, American biologist
Deaths
1694 - Gabriel Mouton, French scientist
1895 - Louis Pasteur, French scientist
1953 - Edwin Hubble, American astronomer
1979 - John Herbert Chapman, Canadian physicist