Californium: historical information
- Discoveror: Glenn T. Seaborg, Stanley G. Thompson, Albert Ghiorso, Kenneth Street
- Place of discovery: USA
- Date of discovery: 1950
- Origin of name : named after the State and University of "California", USA.
Californium was produced by Ghiorso and others at the University of California, Berkeley, USA in 1950 who bombarded 242Cm with helium ions.