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
Hiroshima National Peace Memorial Hall for the Atomic Bomb Victims stories from the survivors to mourn the victims, as the survivors are aging. They are also collecting names and photographs of atomic bomb victims for the same purpose and for the same reason. From the collection, they are developing a project to "read the stories of the atomic bombing". Admission is free of charge. Hiroshima National Peace Memorial Hall for the Atomic Bomb Victims Hiroshima National Peace Memorial Hall for the Atomic Bomb Victims is one of the National Memorial Halls in Hiroshima, Japan. The Hall was founded by the Japanese national government to mourn the atomic bomb victims in