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  2. A doomsday device is a hypothetical construction that could destroy all life or the planet Earth. Learn about the history, types and examples of doomsday devices in literature and art, as well as the nuclear false alarms and risks involved.

  3. A doomsday machine is a hypothetical device that would cause nuclear annihilation or extinction in response to a nuclear attack. Learn about the concept, its origin, and its possible applications in the Cold War and beyond.

    • The Editors of Encyclopaedia Britannica
  4. en.wikipedia.org › wiki › Cobalt_bombCobalt bomb - Wikipedia

    A cobalt bomb is a type of "salted bomb": a nuclear weapon designed to produce enhanced amounts of radioactive fallout, intended to contaminate a large area with radioactive material, potentially for the purpose of radiological warfare, mutual assured destruction or as doomsday devices.

  5. Feb 11, 2019 · Russia is said to have built a new 100-megaton underwater nuclear doomsday device, and it has threatened the US with it. The device goes beyond traditional ideas of nuclear warfighting and...

    • Henry Blodget
  6. Nov 16, 2023 · The Doomsday Clock, set by the Bulletin of Atomic Scientists, reflects the threat of nuclear war and climate change. In 2023, it is 90 seconds to midnight, the closest ever to doomsday, due to the war in Ukraine and the collapse of nuclear treaties.

  7. Jul 22, 2024 · The Pentagon Wants to Spend $141 Billion on a Doomsday Machine. The DOD wants to refurbish ICBM silos that give it the ability to end civilization. But these missiles are useless as weapons, and...

  8. Jul 24, 2018 · A new Russian video may show a 'doomsday machine' able to trigger 300-foot tsunamis — but nuclear weapons experts question why you'd ever build one

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