When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. B61 nuclear bomb - Wikipedia

    en.wikipedia.org/wiki/B61_nuclear_bomb

    Believed to be either 0.3–340 kt [2] or 0.3–400 kt [3] in the weapon's various mods. The B61 nuclear bomb is the primary thermonuclear gravity bomb in the United States Enduring Stockpile following the end of the Cold War. It is a low-to-intermediate yield strategic and tactical nuclear weapon featuring a two-stage radiation implosion design.

  3. Nuclear weapon - Wikipedia

    en.wikipedia.org/wiki/Nuclear_weapon

    A nuclear weapon[a] is an explosive device that derives its destructive force from nuclear reactions, either fission (fission bomb) or a combination of fission and fusion reactions (thermonuclear bomb), producing a nuclear explosion. Both bomb types release large quantities of energy from relatively small amounts of matter.

  4. Little Boy - Wikipedia

    en.wikipedia.org/wiki/Little_Boy

    Little Boy is the name of the type of atomic bomb used in the bombing of the Japanese city of Hiroshima on 6 August 1945 during World War II, making it the first nuclear weapon used in warfare. The bomb was dropped from the Boeing B-29 Superfortress Enola Gay piloted by Colonel Paul W. Tibbets Jr., commander of the 509th Composite Group, and ...

  5. Human Shadow Etched in Stone - Wikipedia

    en.wikipedia.org/wiki/Human_Shadow_Etched_in_Stone

    Human Shadow Etched in Stone (人影の石, hitokage no ishi)[2] is an exhibition at the Hiroshima Peace Memorial Museum. It is thought to be the shadow of a person who was sitting at the entrance of Hiroshima Branch of Sumitomo Bank when the atomic bomb was dropped over Hiroshima. It is also known as Human Shadow of Death[1] or simply the ...

  6. Trinity (nuclear test) - Wikipedia

    en.wikipedia.org/wiki/Trinity_(nuclear_test)

    December 20, 1968. Trinity was the code name of the first detonation of a nuclear weapon, conducted by the United States Army at 5:29 a.m. MWT [ a ] (11:29:21 GMT) on July 16, 1945, as part of the Manhattan Project. The test was of an implosion-design plutonium bomb, nicknamed the "gadget", of the same design as the Fat Man bomb later detonated ...

  7. Hiroshima Peace Memorial - Wikipedia

    en.wikipedia.org/wiki/Hiroshima_Peace_Memorial

    The Hiroshima Peace Memorial (広島平和記念碑, Hiroshima Heiwa Kinenhi), originally the Hiroshima Prefectural Industrial Promotion Hall, and now commonly called the Genbaku Dome, Atomic Bomb Dome or A-Bomb Dome (原爆ドーム, Genbaku Dōmu), is part of the Hiroshima Peace Memorial Park in Hiroshima, Japan and was designated a UNESCO World Heritage Site in 1996.

  8. 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. Formerly known as the Nevada Proving Grounds of the United ...

  9. History of nuclear weapons - Wikipedia

    en.wikipedia.org/wiki/History_of_nuclear_weapons

    Contents. History of nuclear weapons. A nuclear fireball lights up the night in the United States' nuclear test Upshot-Knothole Badger on April 18, 1953. Building on major scientific breakthroughs made during the 1930s, the United Kingdom began the world's first nuclear weapons research project, codenamed Tube Alloys, in 1941, during World War II.