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How VoIP Works
computer.howstuffworks.com/ip-telephony.htm
VoIP lets you make calls through your computer, sometimes for free. Learn how VoIP works, find reviews of VoIP phones and learn how to make free VoIP calls.
What is Google Wallet?
electronics.howstuffworks.com/google-wallet.htm
Google Wallet aims to make purchasing electronic. Find out the technologies behind Google Wallet and what Google Wallet can do.
Are These Taylor Swift or Ariana Grande Lyrics?
play.howstuffworks.com/quiz/are-these-taylor-swift-or-ariana-grande-lyrics
Don't worry; nobody is making you choose between Taylor Swift and Ariana Grande. We just want to see how many of their song lyrics you can identify! It's time to put all those hours you've spent listening to their bops to good use.
How Burglar Alarms Work
home.howstuffworks.com/home-improvement/household-safety/burglar-alarm.htm
Burglar alarms are found in every retail store and are becoming more common in private homes. Find out how a simple burglar alarm system works.
Can You Pass the Military Alphabet Quiz?
play.howstuffworks.com/quiz/can-you-pass-the-military-alphabet-quiz
You don't have to be in the military to make use of the military alphabet. If you master this quiz, you'll never get stuck on a phone call saying "S as in ... uh ... umm" again. You'll have code words for every letter rolling off your tongue, and you'll sound really sharp. Let's start.
What's Really Going on at the 'Tesla Tower'?
science.howstuffworks.com/engineering/civil/whats-really-going-on-at-tesla-tower.htm
There's a mysterious tower in Texas that strongly resembles Nikola Tesla's Wardenclyffe Tower. Its constructors say they're testing some new forms of electromagnetic waves. But is something else going on?
Essential Gadget Pictures
electronics.howstuffworks.com/gadgets/high-tech-gadgets/gadget-pictures.htm
Take a look at these essential gadget pictures to see the top everyday gadgets. Do your gadgets make the list? See gadget pictures to find out.
How HD Upconverters Work
electronics.howstuffworks.com/hd-upconverter.htm
HDTVs, receivers and programming are more than enough for most of us to digest. But learn what the next phase, called "upconverting," will mean.
Is there really water on Mars?
science.howstuffworks.com/water-on-mars.htm
Photographs have recently shown that there may be water on Mars. Find out if there's water on Mars and what that could mean for life on Mars.
What Is a Drone?
science.howstuffworks.com/transport/flight/modern/drones.htm
They're the stuff of headlines, often characterized as evil in the sky. But what are drones and how do they get off the ground and fly?