Today in 1957, 66 years ago: in Area T3b of the Nevada Atomic Test Site (about 100 km northwest of the city of Las Vegas), at 8:44 am (local time), the United States detonates its 11-kiloton Fizeau atomic bomb 150 m underground. It is the 112th of the 1132 bombs that the United States detonated between 1945 and 1992.

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