Castle Bravo - Nuclear Museum
Castle Bravo - Nuclear Museum
Dec 10, 2022
nuclearmuseum.org
On March 1, 1954, the United States conducted a secret test that went horrifyingly wrong. The operation was codenamed Castle Bravo. It was the first field test of a deployable "dry" hydrogen bomb, detonated at Bikini Atoll in the Marshall Islands. Scientists expected an explosion of about 6 megatons. They were wrong. Due to a miscalculation in how lithium-7 isotopes would react, the bomb exploded with a yield of 15 megatons—more than 2.5 times larger than predicted. It remains the largest nuclea
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On March 1, 1954, the United States conducted a secret test that went …
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In 1954, a U.S. Air Force B-57B Canberra aircraft filmed Castle Bravo, the most powerful nuclear test ever carried out by the United States. The detonation took place at Bikini Atoll in the Marshall Islands and produced a fifteen megaton explosion that was about one thousand times stronger than the bomb dropped on Hiroshima. The fireball grew several miles wide, and the mushroom cloud rose more than forty miles into the sky. The unexpected strength of the blast spread dangerous radioactive fallo
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