Electronic Gadgets
"Gadget" is a catch-all word these days for nifty devices. We've covered the basics, such as clocks & watches, plus delved into the world of present-day and future high-tech gadgets, such as digital jewelry and restaurant pagers.
Can a T-shirt turn sound into electricity?
Can I turn my iPhone into a guitar amp?
Are premium audio cables worth the investment?
A Breathalyzer for Drugs? We're Not There Yet
Wearable Alcohol Sensor Could Text You if You're Too Drunk
Top 5 Green Automotive Gadgets to Help You Save Gas and Save Money
How Rolex Came to Rule the Wrist
How the Pebble Watch Works
10 Ways Watches Have Evolved
People Still Use Fax Machines, But, Um, Why?
How Thermal Fax Machines Work
History of the Fax Machine
Running While Female: Safety Apps and Tech
Is This Why Your Buddy Is Always No. 1 on Fitbit?
Can You Power Your Music Player With Your Running Shoes?
New MIT Headset Can 'Hear' Your Thoughts and Respond
Is It Time for Civilians to Start Wearing Their Own Body Cameras?
How Amazon Echo Works
Google Home Speakers Argue, Talk About Their Feelings on Twitch
Why Some People Are Refusing 'Smart' Utility Meters in Their Homes
The Uber-popular Aeron Chair Was First Made for Grandma
Self-stabilizing 'Smart' Utensils Counteract Hand Tremors
Salty Fork for Salty Folk
How Digital Shopping Lists Work
Explore Deep Ocean Thermal Vents With This 3-D Virtual Reality Video
Body Blow! Body Blow! Counting Punches With Wearables for Boxers
Newly Developed Wearable Tech Can Analyze Your Sweat for Important Data
Watch: The Secret Life of Luggage — And the New Tech That Tracks It
How Satellite Phones Work
How Electronic Language Translators Work
Learn More / Page 13
Electronic ink promises to be an amazing, breakthrough technology that we will all be using in five years -- it will completely change books and newspapers. Learn all about it.
By Kevin Bonsor
Many radio-controlled clocks automatically sync their time with the atomic clock in Boulder, Colorado. How do they do it?
We all know it, and it always makes us cringe -- it's that terrible howling of a PA system. Everyone calls it feedback -- what's "feedback"?
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Curious about how a self-winding watch works? Take a look at the mechanics inside a self-winding watch.
Indiglo watches convert electricity directly into light through the very efficient process of electroluminescence. Find out how it works!
Microphones have been around in some form for more than 150 years. Modern mics incorporate fiber optics, microchips, and even lasers to suit a variety of audio needs.
By Mark Boyer & Talon Homer
Nearly every item that you purchase from a grocery store, department store or mass merchandiser has a UPC bar code on it somewhere. Ever wondered why?
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Magnetic recording is the backbone of the electronics revolution. Learn how this analog technology lets you store and erase data!
Have you ever looked inside a grandfather clock or a small mechanical alarm clock? Pendulum clocks are fairly complicated, but they rely on simple forces. Find out how pendulum clocks keep accurate time.
When you need to know the time, there's about a 50-50 chance you'll turn to some LEDs to find out. Have you ever wondered what goes on inside a digital clock or watch?
Wind-up alarm clocks have been around a long time, but they are still fun to explore. See what's inside this classic ticker!
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Quartz watches actually use quartz crystals to keep time. How can they be so accurate? Find out why quartz makes such a great time keeper.