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It is not clear whether all multiple device tests have yet been identified, and enumerated. see our Nuclear Age Timeline section These pages focus principally (although not exclusively) on the period from 16 July 1945 to 4 November 1962, the era of atmospheric testing*. There are a number of reasons for this.
16 July 1945 US conducts first ever nuclear test. The United States tested a 15-20 kilotonne nuclear weapon south of Socorro, New Mexico. Radiation levels around the site remain 10 times as high as natural background radiation.
Aug 6, 2001 · Gallery of U.S. Nuclear Tests. Last changed 6 August 2001. Between 16 July 1945 and 23 September 1992 the United States of America conducted (by official count) 1054 nuclear tests, and two nuclear attacks. The number of actualnuclear devices (aka "bombs") tested, and nuclear explosions is largerthan this, but harder to establish precisely.
At least 78 are believed to have been directly killed by the disaster (31 due to the explosion, 28 due to radioactivity during cleanup, and an additional 19 for the same reason by 2004). There are varying estimates of increased mortality over subsequent decades (see Deaths due to the disaster). 100+ (disputed) Windscale fire: 1957, October 8
Oct 5, 2023 · Since the CTBT, 10 nuclear tests have taken place. India conducted two in 1998, Pakistan also two in 1998, and North Korea conducted tests in 2006, 2009, 2013, 2016 (twice) and 2017, according to ...
Jun 18, 2014 · Wednesday, June 18, 2014. The efforts of the Manhattan Project finally came to fruition in 1945. After three years of research and experimentation, the world’s first nuclear device, the “Gadget,” was successfully detonated in the New Mexico desert. This inaugural test ushered in the nuclear era. Read below for more information about the ...
Sep 22, 2022 · During its Cold War nuclear race with the Soviets, the U.S. detonated 1,149 nuclear devices in 1,054 tests—more than those by all seven of the other nuclear-testing nations combined, including ...
