Quote of the day
Outside of a dog, a book is a man's best friend. Inside of a dog, it's too dark to read.
Keith Edward Bullen

Born: June 29, 1906
Died: September 23, 1976 (aged 70)
Bio: Keith Edward Bullen FAA FRS was a New Zealand-born mathematician and geophysicist. He is noted for his seismological interpretation of the deep structure of the Earth's mantle and core.