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Solid State Electronics

Solid state components are the building blocks of today's electronics. Learn about the technology inside the gadgets and machines that we use every day.

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How Inductors Work

An inductor is little more than a coil of wire. Sound simple? Well, it is -- but that coil of wire can do some pretty cool things. Learn all about inductors and what they're used for.


Inside an Electric Motor

Have you ever wondered what goes on inside an electric motor? We've taken apart a simple electric motor that you would typically find in a toy to explain how all the parts work. See the next page to get started. See more »

Flat screen TVs come in different flavors. Learn about the difference between LCD and LED in this article. See more »

How Nanogenerators Work

Nanogenerators can harness kinetic energy to power implanted medical devices, smartphones and other small personal electronics. Do you have the power to learn how nanogenerators work? See more »

Your son has to build an electric generator for the school science fair and he asked you to help him. Learn about how to build an electric generator in this article. See more »

How Capacitors Work

The capacitor plays a crucial role in electronics -- it stores electrons for when they're needed most, dumping a huge charge instead of a steady flow. How does it do it? See more »

How does a brushless electric motor work?

The brushless motor is more precise than a regular electric motor and it's also a great deal more efficient. Learn all about brushless motors and how the invention of transistors led to their development. See more »

How OLEDs Work

Imagine a TV that is 80 inches wide and less than a quarter-inch thick, consumes less power than most TVs you can buy today and can be rolled up when you're not using it. OLEDs can make it happen. Find out how. See more »

How Circuit Breakers Work

The circuit breaker is one of the most important safety mechanisms in your home. Without it, the risk of fire would skyrocket. Learn how a circuit breaker keeps your home's electricity in check. See more »

How Light Emitting Diodes Work

Light emitting diodes form numbers on digital clocks, send data from remote controls, light up traffic signals, illuminate watches -- the simple genius of the design makes it infinitely applicable. See more »

How Semiconductors Work

Semiconductors form the heart of modern electronics. Learn about semiconductors, silicon, doping, diodes and other fascinating technologies. See more »