24 Hours after Hiroshima: The atomic bombing of Hiroshima, on August 6, 1945, was a moment that changed the world. Power that fueled the stars had been unleashed and turned into a lethal technology. Now learn the second-by-second story of that defining moment through those hit hardest by that weapon, the survivors. On August 6th, 1945 a weapon unlike any other before was unleashed on the Japanese city of Hiroshima. Four days later, the Japanese surrendered having been subjected to horrors and devastation previously unknown and unimaginable. But beyond the horror and human toll, real scientific questions remained