Audio and Music Gadgets
Audio and music gadgets are staples in today's world. Articles in this channel range from noise-canceling headphones to portable media centers. Learn more about audio and music gadgets.
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Wearable Alcohol Sensor Could Text You if You're Too Drunk
How Rolex Came to Rule the Wrist
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How the Pebble Watch Works
People Still Use Fax Machines, But, Um, Why?
How Thermal Fax Machines Work
History of the Fax Machine
Our Apps Are Tracking Us 24 Hours a Day
So This Might Be Why You Ditched Your Fitbit
Running While Female: Safety Apps and Tech
New MIT Headset Can 'Hear' Your Thoughts and Respond
March Madness: A High-stakes Game for Virtual Reality
Is It Time for Civilians to Start Wearing Their Own Body Cameras?
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
Virtual Reality Helps Distract Kids From Painful Medical Procedures
Google Glass Can Teach You Morse Code in Four Hours
Explore Deep Ocean Thermal Vents With This 3-D Virtual Reality Video
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 2
You can use it to watch TV shows and movies, listen to music and flip through digital photos -- all while sitting on an airplane. Learn all about the latest addition to the mobile-entertainment market.
By Eric Tucker
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"?