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What is a wavelength?
science.howstuffworks.com/what-is-wavelength.htm
Wavelengths are used to measure the size of a wave. Learn about wavelengths in this article.
How to Set up Wireless Speakers
electronics.howstuffworks.com/how-to-set-up-wireless-speakers.htm
You have heard a lot about wireless speakers and you want to buy them, but you don't know how to set them up. This article will explain how to set up wireless speakers.
How Stinger Missiles Work
science.howstuffworks.com/stinger.htm
The Stinger missile is a deadly man-portable air-defense system (MANPADS) that can be rapidly deployed by ground troops. It's lightweight, combat-proven and has a greater than 90 percent success rate. So how are Stingers used and against whom?
How Dimmer Switches Work
home.howstuffworks.com/dimmer-switch.htm
A regular light switch takes care of off and on. A dimmer switch handles off, on and everything in between. Find out what this clever switch does with electrical current.
Can Someone Track My Phone? Take the Right Precautions
electronics.howstuffworks.com/phone-stalking.htm
"Can someone track my phone?" is the question everyone wants to know but nobody wants to ask. And sadly, the answer is yes: smartphones and social networking can make us vulnerable to surveillance. Find out how to protect your mobile phone (and yourself) right now!
How Music Sampling Works
entertainment.howstuffworks.com/music-sampling.htm
Music sampling takes an instrumental track from a classic song and reworks it into a new piece. Learn how music sampling works and the legal issues involved.
How is GPS used in spaceflight?
science.howstuffworks.com/how-is-gps-used-in-spaceflight.htm
GPS is great, but it's kind of Earth-centric. If we have our hearts set on traveling to distant planets and faraway stars, then it's time to come up with a new navigation system. NASA, of course, has an idea.
Can You Recognize These Brands from the Old-School Logo?
play.howstuffworks.com/quiz/can-you-recognize-these-brands-the-oldschool-logo
Some of the brands that are easily recognizable today started out with some not-so-pretty logo designs. Would you be able to recognize the brand from its original logo? Find out now by taking this quiz!
If You Can Finish These '90s Lyrics, We Bet You're Still Wearing Flannel!
play.howstuffworks.com/quiz/if-you-can-finish-these-90s-lyrics-we-bet-youre-still-wearing-flannel-
We're not going to try to kill you softly with these '90s songs. Instead, we want you to "Come As You Are" and achieve "All-Star" status while you finish the lyrics. A perfect score means you're wearing holey jeans right now!
These 35 Trivia Questions Will Separate Americans From the Rest the World
How American are you? Or are you not American at all? Here are 35 of the most American questions to test your wits about this great country. If you think you know everything about the food, work, sports, entertainment and history of the U.S.A., test your skills here.