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  2. Pencil detonator - Wikipedia

    en.wikipedia.org/wiki/Pencil_detonator

    A pencil detonator or time pencil is a time fuze designed to be connected to a detonator or short length of safety fuse. They are about the same size and shape as a pencil , hence the name. They were introduced during World War II and developed at Aston House , Hertfordshire , UK .

  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. Doomsday Clock - Wikipedia

    en.wikipedia.org/wiki/Doomsday_Clock

    Their music video for "Shadow of the Day" from Minutes to Midnight, represents the Doomsday Clock as an actual clock with it reaching midnight at the end of the video. In the Flobots ' song " The Circle in the Square ", the lyrics say "the clock is now 11:55 on the big hand", which was the Doomsday Clock's setting in 2012 when the song was ...

  5. Bulletin of the Atomic Scientists - Wikipedia

    en.wikipedia.org/wiki/Bulletin_of_the_Atomic...

    Throughout the history of the Doomsday Clock, it has moved closer to midnight, and farther away, depending upon the status of the world at that time. [18] The Doomsday Clock has been getting closer to midnight since 1991, when it was set to 17 minutes to midnight, after the United States and the Soviet Union reached an agreement on nuclear arms ...

  6. 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 [92] by completing an electrical circuit supplying power to the anti-handling

  7. AOL Mail

    mail.aol.com

    AOL Mail is free and helps keep you safe. ... Should you need additional assistance we have experts available around the clock at 800-730-2563.

  8. Timer - Wikipedia

    en.wikipedia.org/wiki/Timer

    A typical kitchen timer. A timer or countdown timer is a type of clock that starts from a specified time duration and stops upon reaching 00:00. An example of a simple timer is an hourglass. Commonly, a timer triggers an alarm when it ends. A timer can be implemented through hardware or software.

  9. 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 ...