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  2. Operation Plumbbob - Wikipedia

    en.wikipedia.org/wiki/Operation_Plumbbob

    On July 26, 1957, a safety experiment, Pascal-A, was detonated in an unstemmed hole at the Nevada Test Site, becoming the first underground shaft nuclear test. The knowledge gained provided data to prevent nuclear yields in case of accidental detonations—for example, in a plane crash.

  3. Project 57 - Wikipedia

    en.wikipedia.org/wiki/Project_57

    Project 57 was an open-air nuclear test conducted by the United States at the Nellis Air Force Range in 1957, [1] [2] following Operation Redwing, and preceding Operation Plumbbob. The test area, also known as Area 13, was a 10 miles (16 km) by 16 miles (26 km) block of land abutting the northeast boundary of the Nevada National Security Site. [3]

  4. List of United States nuclear weapons tests - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    Test with "energy budget". Competition between UCRL and LASL over budget allocation was high. Project 57: 1957 1: 1: 1: 0 0: The first safety test, asking whether an improperly ignited bomb (as in a plane crash) would cause a nuclear blast. Plumbbob: 1957 29: 29: 25: 0 to 74 345: Included the largest atmospheric test in CONUS. Project 58+58A ...

  5. Today in History: Nevada is site of first-ever underground ...

    www.aol.com/news/2015-09-19-today-in-history...

    On this day in 1957, the first underground nuclear test was carried out at the Nevada Test Site, a 1,375 square-mile research center located 65 miles away from Las Vegas.The 1,7 kiloton nuclear ...

  6. Nevada Test Site - Wikipedia

    en.wikipedia.org/wiki/Nevada_Test_Site

    The Nevada National Security Sites (N2S2 [1] or NNSS), popularized as the Nevada Test Site (NTS) until 2010, [2] is a reservation of the United States Department of Energy located in the southeastern portion of Nye County, Nevada, about 65 mi (105 km) northwest of the city of Las Vegas.

  7. Project 58/58A - Wikipedia

    en.wikipedia.org/wiki/Project_58/58A

    Operation Project 58/58A [1] was a series of 4 nuclear tests conducted by the United States in 1957–1958 at the Nevada Test Site. These tests followed the Operation Plumbbob series and preceded the Operation Hardtack I series. All the tests in Project 58 were one-point safety tests. [2]

  8. Underground nuclear weapons testing - Wikipedia

    en.wikipedia.org/wiki/Underground_nuclear...

    The Alaskan island of Amchitka was initially selected for these tests in 1950, but the site was later deemed unsuitable and the tests were moved to the Nevada Test Site. [8] Buster-Jangle Uncle, the first underground nuclear explosion. The first underground nuclear test was conducted on 29 November 1951.

  9. Time is running out for American victims of nuclear tests ...

    www.aol.com/time-running-american-victims...

    The Nevada Test Site is roughly the size of Rhode Island and sits squarely on sacred Shoshone land.Ample evidence proves that radioactive fallout has devastated Native American communities as well ...