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Tech | Electronics | 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 Transistors Work

The introduction of the transistor moved the world from power-hungry vacuum tubes to portable, powerful solid-state electronics. What other advancements has the mighty transistor wrought on our society?


Inside an Electric Motor

 Inside an Electric Motor

These electric motor pictures take you inside a typical toy motor. Find out how everything works with electric motor pictures. See more »

 What’s the difference between LCD and LED?

What’s the difference between LCD and LED? Visit HowStuffWorks.com to learn more about the difference between LCD and LED. See more »

How Nanogenerators Work

 How Nanogenerators Work

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

Nanogenerators: Tiny Tech, Big Questions

 Nanogenerators: Tiny Tech, Big Questions

Nanogenerators can turn subtle body movements like your heartbeat into power for electronic devices. Think you have what it takes to power through our nanogenerator quiz? See more »

 How to Build an Electric Generator

Learn about how to build an electric generator in this article. Visit HowStuffWorks.com to learn more about how to build an electric generator. See more »

Gadget Savvy: Capacitors Quiz

 Gadget Savvy: Capacitors Quiz

Take the Capacitor Quiz to test your knowledge on capacitors. Learn about batteries, charges and solid state electronics with the Capacitor Quiz. See more »

Gadget Savvy: Electric Motors Quiz

 Gadget Savvy: Electric Motors Quiz

This electric motor quiz will test your knowledge about this versatile piece of modern technology. Check out this electric motor quiz from HowStuffWorks. See more »

How Capacitors Work

 How Capacitors Work

The capacitor plays a crucial role in electronics -- the capacitor stores electrons for when they're needed most. Learn more about the capacitor. See more »

How does a brushless electric motor work?

 How does a brushless electric motor work?

Discover the differences between the "normal" electric motor and a brushless electric motor that make brushless electric motors more efficient. See more »

How OLEDs Work

 How OLEDs Work

OLEDs are a type of light emitting diode that is made of thin films of organic molecules. Learn about OLEDs and how OLEDs will be used in televisions. See more »