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  2. Duck and cover - Wikipedia

    en.wikipedia.org/wiki/Duck_and_cover

    The general population however was not warned of the heat or blast danger following an atomic flash, due to the new and unknown nature of the atomic bomb. Many people in Hiroshima and Nagasaki died while searching the skies, curious to locate the source of the brilliant flash.

  3. Earthquake bomb - Wikipedia

    en.wikipedia.org/wiki/Earthquake_bomb

    After World War II, the United States developed the 43,000-pound (20,000 kg) T12 demolition bomb, which was designed to create an earthquake effect. Given the availability of nuclear weapons with surface detonating laydown delivery, there was little or no development of conventional deep penetrating bombs until the 1991 Gulf War. During the ...

  4. 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 or atomic 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.

  5. What are tactical nuclear weapons and why did Russia order ...

    www.aol.com/news/tactical-nuclear-weapons-why...

    Russia's Defense Ministry said Monday that the military would hold drills involving tactical nuclear weapons — the first time such an exercise has been publicly announced by Moscow. A look at ...

  6. Underground nuclear weapons testing - Wikipedia

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

    Underground nuclear testing is the test detonation of nuclear weapons that is performed underground. When the device being tested is buried at sufficient depth, the nuclear explosion may be contained, with no release of radioactive materials to the atmosphere.

  7. If a nuclear bomb goes off, this is the most important thing ...

    www.aol.com/article/news/2017/08/10/if-a-nuclear...

    The Cold War ended in 1991, but the looming threat of nuclear attack lives on with more than 14,900 nuclear weapons wielded by nine nations.. A terrorist-caused nuclear detonation is one of 15 ...

  8. Tsar Bomba - Wikipedia

    en.wikipedia.org/wiki/Tsar_Bomba

    The remaining bomb casings are located at the Russian Atomic Weapon Museum in Sarov and the Museum of Nuclear Weapons, All-Russian Scientific Research Institute Of Technical Physics, in Snezhinsk. Tsar Bomba was a modification of an earlier project, RN202, which used a ballistic case of the same size but a very different internal mechanism. [ 16 ]

  9. Effects of nuclear explosions - Wikipedia

    en.wikipedia.org/wiki/Effects_of_nuclear_explosions

    Despite the lethal radiation and blast zone extending well past her position at Hiroshima, [55] Takakura survived the effects of a 16 kt atomic bomb at a distance of 300 metres (980 ft) from the hypocenter, with only minor injuries, due mainly to her position in the lobby of the Bank of Japan, a reinforced concrete building, at the time.