Boom. Boom. Boom-Boom-Boom-Boom-Boom.

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A time-lapse map of all the nuclear explosions that have been detonated on Earth since the first one, which as you may remember, was courtesy of the United States, in New Mexico on July 16, 1945: http://memolition.com/2013/10/16/time-lapse-map-of-every-nuclear-explosion-ever-on-earth/
   Memo to Secretary of War Henry Stimson from Gen. Leslie Groves, an eyewitness to the first nuclear test. Groves describes it as "successful beyond the most optimistic expectations of anyone": http://www.pbs.org/wgbh/americanexperience/features/primary-resources/truman-bombtest/