Fritz Zwicky

Swiss astronomer who posited dark matter (1898-1974).

Born February 14th, 1898 in Varna.

Died February 8th, 1974 at 75 years old in Pasadena.

Occupations
astronomer, astrophysicist, physicist, university teacher
Wikipedia
Fritz_Zwicky

To the well-organized mind, death is but the next great adventure. J.K. Rowling