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  2. Time bomb - Wikipedia

    en.wikipedia.org/wiki/Time_bomb

    A time bomb (or a timebomb, time-bomb) is a bomb whose detonation is triggered by a timer. The use or attempted use of time bombs has been for various purposes including insurance fraud, terrorism, assassination, sabotage and warfare. They are a frequent plot device in thriller and action films as they offer a way of imparting a dramatic sense ...

  3. Claymore mine - Wikipedia

    en.wikipedia.org/wiki/Claymore_mine

    The Claymore mine is a directional anti-personnel mine developed for the United States Armed Forces. Its inventor, Norman MacLeod, named the mine after a large medieval Scottish sword. [citation needed] Unlike a conventional land mine, the Claymore may be command-detonated (fired by remote-control), and is directional, shooting a wide pattern ...

  4. Ahmed Mohamed clock incident - Wikipedia

    en.wikipedia.org/wiki/Ahmed_Mohamed_clock_incident

    The episode arose when Mohamed reassembled the parts of a digital clock in an 8-inch (20 cm) [1] pencil container and brought it to school to show his teachers. His English teacher thought the device resembled a bomb, confiscated it, and reported him to the principal. The local police were called, and they questioned him for an hour and a half.

  5. Timeline for the day of the September 11 attacks - Wikipedia

    en.wikipedia.org/wiki/Timeline_for_the_day_of...

    5:20:27: The east penthouse on top of 7 World Trade Center crumbles apart. 5:20:33: 7 World Trade Center, a 47-story building, collapses. The building contained New York's emergency operations center, operated by the NYC Office of Emergency Management, originally intended to respond to disasters such as the September 11 terrorist attacks. Due ...

  6. Doomsday Clock - Wikipedia

    en.wikipedia.org/wiki/Doomsday_Clock

    Doomsday Clock. The Doomsday Clock is a symbol that represents the likelihood of a human-made global catastrophe, in the opinion of the members of the Bulletin of the Atomic Scientists. [1] Maintained since 1947, the Clock is a metaphor, not a prediction, for threats to humanity from unchecked scientific and technological advances.

  7. Delay-action bomb - Wikipedia

    en.wikipedia.org/wiki/Delay-action_bomb

    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 ...

  8. Anti-handling device - Wikipedia

    en.wikipedia.org/wiki/Anti-handling_device

    The cord is attached to a pull fuze installed in a secondary fuze well in the bottom mine. An anti-handling device is an attachment to or an integral part of a landmine or other munition such as some fuze types found in general-purpose air-dropped bombs, cluster bombs and sea mines. [1] It is designed to prevent tampering or disabling, or to ...

  9. Four-minute warning - Wikipedia

    en.wikipedia.org/wiki/Four-minute_warning

    The four-minute warning was a central plot and narrative device in dramas (both on stage and screen) and novels, often being the motor force of plays, films, novels and cartoon strips. The BBC drama Threads, about how society decays after a nuclear holocaust, focuses on an attack on Sheffield. The War Game also portrays the four-minute warning ...