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How Restaurant Pagers Work

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You've probably used a restaurant pager, but have you taken one apart? We have -- see how a restaurant pager works.

What Do Digits in Phone Numbers Mean?

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The phone number you dial to call somebody is basically an address, similar to the street address of your home. Learn how phone numbers work.

How do CD-RWs rewriteable CDs work?

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Re-writable CD's are pretty amazing things. They were the first tools in the newest generation of personal music production.

How Billiard Tables Work

electronics.howstuffworks.com/billiard-table.htm

"Billiards, also known as pool, is a game played all over the world. Learn how pool tables are made and about the variety of games played on them."

How Digital Picture Frames Work

electronics.howstuffworks.com/gadgets/home/digital-picture-frame.htm

A digital picture frame is the perfect gadget for sharing digital photos. Learn how these Internet appliances keep the technophobe in the loop.

How Metal Detectors Work

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Metal detectors can help you find metal buried deep in the ground. Find out how metal detectors work and learn about the different types of metal detectors.

Why is the keypad arrangement different for a telephone and a calculator?

electronics.howstuffworks.com/question641.htm

It's one of those seemingly-unexplainable lapses in logic -- Why do these two digit-based devices order their number keys in exactly opposite ways?

How Location Tracking Works

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Location tracking can help find people in an emergency, but it can also make your whereabouts known to strangers. Learn about location tracking.

How Pinball Machines Work

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The pinball machine is an arcade standard, and there are those who have truly mastered its secrets. Find out about tilt sensors, replays, matches, combination shots and more.

How Night Vision Works

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Most of us instinctively think of darkness as a way to hide. Night vision has changed all that. So, how can you see someone standing over 200 yards away on a pitch-black night? Find out.

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