Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

George Cowan joined the Manhattan Project in 1942 at the Met Lab as a chemist for Enrico Fermi’s group, and also worked for Columbia University. He was also involved in Operation Crossroads after the war.

George Cowan’s Timeline
1941 Received his Bachelor’s degree.

1942 May Went to work at the Met Lab under Herb Anderson.

19501952 Helped develop the first thermonuclear device.

Related Profiles

V. W. Zeinfeld

Tinian Island

V. W. Zeinfeld served in the 509th Headquarters.

M. W. Hoferer

B Reactor/100 Area

Hoferer worked at the 100-F Area at Hanford during the Manhattan Project.

Edith S. Tenney

Los Alamos, NM

Edith Tenney was a nurse at Los Alamos during the Manhattan Project. She was married to SED Gerold Tenney.

Donald F. Mastick

Los Alamos, NM

Donald Francis Mastick was an American chemist who worked at Los Alamos and on Tinian as part of Project Alberta.