Thermonuclear Bassoon
May 27th
On this day in 1956, the United States government exploded the world’s first three-stage thermonuclear bomb, code-named “Bassoon.” The Bassoon weighed 5526 kilograms, and measured 1 meter in diameter and 3.5 meters in length. The Bassoon left a crater on Bikini Atoll 718 meters wide and 117 meters deep.