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  2. History of nuclear weapons - Wikipedia

    en.wikipedia.org/wiki/History_of_nuclear_weapons

    The Joe-1 atomic bomb test by the Soviet Union that took place in August 1949 came earlier than expected by Americans, and over the next several months there was an intense debate within the U.S. government, military, and scientific communities regarding whether to proceed with development of the far more powerful Super. [50]

  3. Timeline of nuclear weapons development - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_nuclear...

    He invented the idea of an atomic bomb in 1933 while crossing a London street in Russell Square. He patented it in 1934. (British patent 630,726) 1934 – Enrico Fermi conducts experiments in which he exposes uranium and thorium to neutrons to create distinct new substances.

  4. Manhattan Project - Wikipedia

    en.wikipedia.org/wiki/Manhattan_Project

    Manhattan District The Trinity test of the Manhattan Project on 16 July 1945 was the first detonation of a nuclear weapon. Active 1942–1946 Disbanded 15 August 1947 Country United States United Kingdom Canada Branch U.S. Army Corps of Engineers Garrison/HQ Oak Ridge, Tennessee, U.S. Anniversaries 13 August 1942 Engagements Allied invasion of Italy Allied invasion of France Allied invasion of ...

  5. J. Robert Oppenheimer - Wikipedia

    en.wikipedia.org/wiki/J._Robert_Oppenheimer

    The first atomic bomb test by the Soviet Union in August 1949 came earlier than Americans expected, and over the next several months, there was an intense debate within the U.S. government, military, and scientific communities over whether to proceed with the development of the far more powerful, nuclear fusion–based hydrogen bomb, then known ...

  6. History of nuclear power - Wikipedia

    en.wikipedia.org/wiki/History_of_nuclear_power

    The United States tested the first nuclear weapon in July 1945, the Trinity test, with the atomic bombings of Hiroshima and Nagasaki taking place one month later. In August 1945, the first widely distributed account of nuclear energy, the pocketbook The Atomic Age, [14] was released.

  7. RDS-1 - Wikipedia

    en.wikipedia.org/wiki/RDS-1

    The RDS-1 (Russian: РДС-1), also known as Izdeliye 501 (device 501) and First Lightning (Russian: Пе́рвая мо́лния, romanized: Pyérvaya mólniya, IPA: [ˈpʲervəjə ˈmolnʲɪjə]), [1] was the nuclear bomb used in the Soviet Union's first nuclear weapon test.

  8. Nuclear weapon - Wikipedia

    en.wikipedia.org/wiki/Nuclear_weapon

    There are other types of nuclear weapons as well. For example, a boosted fission weapon is a fission bomb that increases its explosive yield through a small number of fusion reactions, but it is not a fusion bomb. In the boosted bomb, the neutrons produced by the fusion reactions serve primarily to increase the efficiency of the fission bomb.

  9. Nuclear warfare - Wikipedia

    en.wikipedia.org/wiki/Nuclear_warfare

    The United Kingdom tested its first independent atomic bomb in 1952, followed by France developing its first atomic bomb in 1960 and then China developing its first atomic bomb in 1964. While much smaller than the arsenals of the United States and the Soviet Union, Western Europe 's nuclear reserves were nevertheless a significant factor in ...