Nuclear explosion debris. The first man made nuclear explosion occurred on July 16, 1945 at 5:50 am on the Trinity Test Site near Alamogordo, New Mexico in the United States, an area now known as the White Sands Missile Range. The event involved the full-scale testing of an implosion-type fission atomic bomb. In a memorandum to the U.S. Secretary of War, General Leslie Groves describes the yield as equivalent to 15,000 to 20,000 tons of TNT. Following this test, a uranium-gun type nuclear bomb (Little Boy) was dropped on the Japanese city of Hiroshima on August 6, 1945, with a blast yield
Trinity: A Graphic History of the First Atomic Bomb the same time, there is not enough fuel to carry the bomb back to the US base in Tinian. As a result, the flight crew ends up dropping the bomb on Nagasaki. The book cuts out to a scene of two children on their way home from school when the bomb drops and incinerates them. One of the boys is still alive, and walking around searching for water, as the view pans out to the carnage and death that resulted from the bombing. Japan ends up surrendering. In the aftermath, the survivors begin to be afflicted by a mysterious disease,