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  2. Einstein–Szilard letter - Wikipedia

    en.wikipedia.org/wiki/Einstein–Szilard_letter

    According to Linus Pauling, Einstein later regretted signing the letter because it led to the development and use of the atomic bomb in combat, adding that Einstein had justified his decision because of the greater danger that Nazi Germany would develop the bomb first. [28] In 1947 Einstein told Newsweek magazine that "had I known that the ...

  3. Emergency Committee of Atomic Scientists - Wikipedia

    en.wikipedia.org/wiki/Emergency_Committee_of...

    The Emergency Committee of Atomic Scientists (ECAS) was founded by Albert Einstein and Leó Szilárd in May, 1946, primarily as a fundraising and policy-making agency. [1] Its aims were to warn the public of the dangers associated with the development of nuclear weapons, promote the peaceful use of nuclear energy, and ultimately work towards world peace, which was seen as the only way that ...

  4. Leo Szilard - Wikipedia

    en.wikipedia.org/wiki/Leo_Szilard

    Genius in the Shadows: A Biography of Leo Szilard: The Man Behind The Bomb. New York: Skyhorse Publishing. ISBN 1-626-36023-5. OCLC 25508555. Rhodes, Richard (1986). The Making of the Atomic Bomb. New York: Simon and Schuster. ISBN 0671441337. OCLC 25508555. Weinberg, Alvin (1994a). The First Nuclear Era: The Life and Times of a Technological ...

  5. 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]

  6. Szilárd petition - Wikipedia

    en.wikipedia.org/wiki/Szilárd_petition

    One World or None: A Report to the Public on the Full Meaning of the Atomic Bomb [8] was released in 1946, containing essays by Leo Szilárd himself, Albert Einstein, Niels Bohr, Arthur Compton, Robert Oppenheimer, Harold Urey, Eugene Wigner, Edward Condon, Hans Bethe, Irving Langmuir, and others. The theme of the book, which sold over a ...

  7. 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 ...

  8. S-1 Executive Committee - Wikipedia

    en.wikipedia.org/wiki/S-1_Executive_Committee

    Einstein was invited but declined to attend. Adamson was skeptical about the prospect of building an atomic bomb, but was willing to authorize $6,000 (equivalent to $130,000 in 2023 current dollars) for the purchase of uranium and graphite for Szilárd and Fermi's experiments into producing a nuclear chain reaction at Columbia University. [7]

  9. Russell–Einstein Manifesto - Wikipedia

    en.wikipedia.org/wiki/Russell–Einstein_Manifesto

    The first detonation of an atomic weapon took place on 16 July 1945 in the desert north of Alamogordo, New Mexico. On 6 August 1945, the US dropped the Little Boy bomb on the Japanese city of Hiroshima. Three days later, it dropped the Fat Man bomb on Nagasaki. At least 100,000 civilians were killed outright by these two bombings.