Astatine: historical information
- Discoveror: Dale Corson, MacKenzie, Segre
- Place of discovery: California, USA
- Date of discovery: 1940
- Origin of name : from the Greek word "astatos" meaning "unstable".
Astatine ynthesized in 1940 by Dale Corson and others at the University of California, USA, by bombarding bismuth (209Bi) with α-particles.
