Steaming hot radiations that reached 4000 degrees released from the nuclear mushroom caused by the bomb blast named "Little boy", dropped on Hiroshima in the August 6, 1945. The "bundle" -long more than 3 metres and 4-tons weighty- that cancelled at least 15,000 people in few seconds, was brought over the Japanese city by "Enola Gay", a B-29 Superfortress which dropped its fatal load at 8:15am, flown...