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  1. historicmysteries.com

    May 22, 2023As such it's important we learn from events like the Fogbank incident and make sure we keep our governments accountable. Mistakes like Fogbank must never be swept under the rug. Top Image: A US Mark VII "Thor" nuclear weapon containing Fogbank, which the Americans forgot how to make. Source: Chairboy / CC BY-SA 3.0.
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  3. airandspaceforces.com

    In March 1950 ,Truman gave H-bomb research the highest priority. The developmental challenges were severe. It had yet to be demonstrated that a hydrogen bomb—a quantum jump in nuclear technology—was technically feasible. As Truman described the situation, "Everything pertaining to the hydrogen bomb was … still in the realm of the ...
  4. historytoday.com

    The American bomb was successfully tested at Eniwetok Atoll in the Pacific in 1952 and the USSR tested its first hydrogen bomb a year later. By 1961 the Soviet Union had a weapon which yielded an explosive force equivalent to 60 million tons of TNT, and by the end of the 1980s the world's nuclear powers had some 40,000 thermo-nuclear devices in ...
  5. blog.nuclearsecrecy.com

    Not only would a crash program divert vital resources from the US fission weapons program at a crucial time (and they not only did not know how to make an H-bomb in 1949, they didn't even know for sure that it could be built), but a world with H-bombs would ultimately be more dangerous for the United States than the Soviets (because the US ...
  6. inventionandtech.com

    As he recalled in his 1997 book, America's Lost H-Bomb!, "I asked Simo to sketch the position of his boat and the objects he saw. I drew sketches of the 64foot solid-canopy parachute and the 16-foot ribbon parachute. He immediately improved upon my sketch of the larger chute. He indicated the big chute was a solid-cloth canopy and was ...
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