Little Boy was the first nuclear weapon used in warfare. It exploded approximately 1,800 feet over Hiroshima, Japan, on the morning of August 6, 1945, with a force equal to 13,000 tons of TNT. Immediate deaths were between 70,000 to 130,000.

Little Boy was dropped from a B-29 bomber piloted by U.S. Army Air Force Col. Paul W. Tibbets. Tibbets had named the plane Enola Gay after his mother the night before the atomic attack.

       原子弹"小男孩" 是第一颗用于实战的核武器, 1945年8月6日早晨,"小男孩"在日本广岛大约1,800英尺上空爆炸.其威力相当于13,000吨TNT, 直接造成大约70,000到13,000人死亡.

      "小男孩"由Paul W. Tibbets驾驶的B-29轰炸机扔下. 驾驶员 Paul W. Tibbets 在轰炸前的一个晚上,用他母亲的名字给飞机命名为“埃诺拉·盖伊”号的.