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Other Gadgets

Want to learn more about gadgets? Explore gadgets through the decades and see how some of your favorite gadgets work.

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10 Essential Gadgets

Gadgets are all the rage in our digital age, so much so that you probably consider some of them essential to your daily life. Which devices have made their mark?

How Stun Guns Work

Like the usual setting on the phasers used by Kirk and Spock, stun guns fall into the category of non-lethal weaponry. See how they incapacitate without causing permanent damage.

How Metal Detectors Work

Metal detectors can do more than just detect metal -- they can tell you the kind of metal it is and even how deep it's buried. Learn how these units pinpoint and identify their target.

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