ELECTRICITY

Electricity is a major force of nature. In this section, you can learn how electricity works and what its potential uses are.

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Electrode

Electrode, a conductor through which an electric current enters or leaves a solution or other medium in an electrical device such as a battery, electrolyt ic cell, or electron tube.

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  • How Electricity Works
    How Electricity Works

    Electricity completely surrounds us whether you're charging your cell phone or watching the sky light up during a violent thunderstorm. For most of us, modern life would be impossible without it, and the natural world relies on it. See more »

  • How Faraday Cages Work
    How Faraday Cages Work

    Modern society dances to an electrical beat, but sometimes, those powerful electrical fields get a bit out of control. Enter Faraday cages and their shielding action to save the day! See more »

  • How Gasoline Works
    How Gasoline Works

    Without gasoline, the world as we know it would grind to a screeching halt. The U.S. alone consumes well over a hundred billion gallons of gasoline per year. Learn all about this vital fuel. See more »

  • Shock to the System: Famous Electrocutions
    Shock to the System: Famous Electrocutions

    Electricity brings us light, heat and Netflix. But sometimes, when it courses through man, woman or beast, electricity brings sudden death. Which is why executioners in the early 20th century looked at power lines and had light bulbs flash over their heads. See more »

  • The Fabulous Faraday Cage Quiz
    The Fabulous Faraday Cage Quiz

    It was a grand day for humankind when the first Faraday cage came to life; these cages have given rise to all sorts of technological innovations. How much do you know about these wiry wonders? See more »

  • Capacitor
    Capacitor

    Capacitor, a device whose principal electric property is capacitance, the ability to store an electric charge. Learn about the basics of how capacitors work and the different types of capacitors. See more »

  • Electronics 101
    Electronics 101

    Electronics, the branch of science and technology concerned with the nature, uses, and manufacture of devices in which electrons flow through a gas, vacuum, or semiconductor. Learn all about electronics. See more »

  • How are voltage surges and spikes different?
    How are voltage surges and spikes different?

    What happens when there's too much voltage? Learn about the difference between voltage surges and spikes from this article. See more »

  • How to Read a Power Meter
    How to Read a Power Meter

    You want to learn how to read the electric power meter in your home to see if the meter reader sent by the electric company was accurate. This article will teach you how to read a power meter. See more »

  • Battery, Electric
    Battery, Electric

    Battery, Electric, a device that produces electric current without the use of moving parts. See more »

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