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  2. Doomsday Clock - Wikipedia

    en.wikipedia.org/wiki/Doomsday_Clock

    It has since been set backward 8 times and forward 17 times. The farthest time from midnight was 17 minutes in 1991, and the nearest is 90 seconds, set in January 2023. The Clock was moved to 150 seconds (2 minutes, 30 seconds) in 2017, then forward to 2 minutes to midnight in January 2018, and left unchanged in 2019. [5]

  3. Time bomb - Wikipedia

    en.wikipedia.org/wiki/Time_bomb

    A time bomb's timing mechanism may be professionally manufactured either separately or as part of the device, or it may be improvised from an ordinary household timer such as a wind-up alarm clock, wrist watch, digital kitchen timer, or notebook computer. The timer can be programmed to count up or count down (usually the latter; as the bomb ...

  4. Delay-action bomb - Wikipedia

    en.wikipedia.org/wiki/Delay-action_bomb

    A delay-action bomb is an aerial bomb designed to explode some time after impact, with the bomb's fuzes set to delay the explosion for times ranging from very brief to several weeks. Short delays are used to allow the bomb to penetrate before exploding: "a delay action bomb striking the roof of a tall building will penetrate through several ...

  5. Improvised explosive device - Wikipedia

    en.wikipedia.org/wiki/Improvised_explosive_device

    These devices would detonate the bomb if it was moved in any way. Typically, the safety-arming device used was a clockwork Memopark timer, which armed the bomb up to 60 minutes after it was placed [91] by completing an electrical circuit supplying power to the anti-handling

  6. Opinion - 10 minutes inside a Haifa bomb shelter - AOL

    www.aol.com/opinion-10-minutes-inside-haifa...

    We had 60 seconds to make it from our second-floor apartment to the communal bomb shelter 58 steps below us. Me and my four children made tracks and reached the bunker just before the first explosion.

  7. Military 'practice bomb' from the '60s found on New Year's ...

    www.aol.com/news/military-practice-bomb-60s...

    A corroded bomb believed to be over half a century old washed up on a California beach during a storm and was found on New Year's Eve, Santa Cruz authorities said.

  8. Four-minute warning - Wikipedia

    en.wikipedia.org/wiki/Four-minute_warning

    The four-minute warning was a public alert system conceived by the British Government during the Cold War and operated between 1953 and 1992. The name derived from the approximate length of time from the point at which a Soviet nuclear missile attack against the United Kingdom could be confirmed and the impact of those missiles on their targets.

  9. A Cold War-era bomb shelter in Florida has new owners. What's ...

    www.aol.com/cold-war-era-bomb-shelter-100924902.html

    The bomb shelter and surrounding 5.85 acres were sold July 12 to South Rock Road LLC for $899,000. According to neighbor Marty Rhoat, speculation about the bunker has grown in the surrounding ...