The “Trinity” test, as it was secretly known, was the first nuclear detonation by the American military, occurring on July 16, 1945. That test resulted in the distribution of radioactive ...

Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

The site, formerly known as the Nevada Test Site until 2010, is located 65 miles northwest of Las Vegas, and was the site of over 900 nuclear detonations between 1951 and 1992. It is 1,355 square ...

the first full-scale test was made of the implosion type atomic fission bomb. For the first time in history there was a nuclear explosion. And what an explosion! The bomb was not dropped from an ...