Quote of the day
I must have a prodigious quantity of mind; it takes me as much as a week sometimes to make it up.
Robert Stawell Ball
Born: July 1, 1840
Died: November 25, 1913 (aged 73)
Bio: Sir Robert Stawell Ball was an Irish astronomer who founded the screw theory.
Known for:
- Great Astronomers (1895)
- The story of the heavens (1885)
- A Treatise on the Theory of Screws (1900)
- A popular guide to the heavens (1904)