jan 1, 1942 - The Manhattan Project is formed to secretly build the atomic bomb; Los Alamos, New Mexico, is selected as the site H.M. Parker shows that a radiation dose of 4 Roentgens/day is hazardous to humans. The world's first nuclear reactor is activated Oak Ridge, Tennessee.
Added to timeline:
Date:
jan 1, 1942
Now
~ 83 years ago