Wesley's Tool-Box

Three days from now, six decades ago, world's first atomic bomb to be used in combat was detonated over Hiroshima, Japan. The picture above was made by putting the location and the yield of the bomb as currently known into HYDESim, (High-Yield Detonation Effects Simulator). The overpressure radii for 1psi reaches 2.88km, according to the simulator.