(Corrections & Clarifications: This story previously misstated how far nuclear fallout from the government's atomic tests reached. Fallout from the initial Trinity Test reached 46 of the 48 contiguous ...
A 100-ton explosive test occurred at Trinity Site on May 7, 1945, as a rehearsal for the atomic bomb test. The 100-ton test was largely unnoticed, unlike the July 16 atomic bomb test which was seen as ...