Quote of the day
Worry does not empty tomorrow of its sorrow. It empties today of its strength.
Richard H. Bube

Born: August 10, 1927
Died: June 9, 2018 (aged 90)
Bio: Richard H. Bube was an American scientist.
Known for:
- Electrons in solids (1981)
- Photoelectronic Properties of Semiconductors (1992)
- Photovoltaic Materials (1998)