Quote of the day
At each increase of knowledge, as well as on the contrivance of every new tool, human labour becomes abridged.
John C. Slater

Born: December 22, 1900
Died: July 25, 1976 (aged 75)
Bio: John Clarke Slater was a noted American physicist who made major contributions to the theory of the electronic structure of atoms, molecules and solids. This work is of ongoing importance in chemistry, as well as in many areas of physics.