Quote of the day
The present is the ever moving shadow that divides yesterday from tomorrow. In that lies hope.
Emil Wolf

Born: July 30, 1922
Died: June 2, 2018 (aged 95)
Bio: Emil Wolf was a Czech born American physicist who made advancements in physical optics, including diffraction, coherence properties of optical fields, spectroscopy of partially coherent radiation, and the theory of direct scattering and inverse scattering.
Known for:
- Principles of Optics (1959)
- Optical Coherence and Quantum Optics (1995)