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The Long Strange History of License Plates in the U.S.
auto.howstuffworks.com/under-the-hood/cost-of-car-ownership/history-license-plates-in-us.htm
When license plates were first introduced in the U.S. in 1901, you had to make your own. Nowadays, prisoners make them for you. Yes, it's true.
Alpha, Beta or Gamma? It's the Nuclear Radiation Quiz
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We live in a radioactive world, and we're not just talking about the times when a nuclear plant is melting down and scaring the heck out of us. How much do you know about the ABGs (or alphas, betas and gammas) of nuclear radiation?
How WiFi Detectors Work
electronics.howstuffworks.com/gadgets/travel/wifi-detectors.htm
WiFi detectors are useful travel gadgets. Learn more about WiFi detectors at HowStuffWorks.
How Noise-canceling Headphones Work
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Noise-canceling headphones are designed to maximize your listening experience. Learn how noise-canceling headphones keep ambient noise out without sacrificing your music's sound quality.
What are the benefits of using a vibrating razor?
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What are the benefits of using a vibrating razor? Visit HowStuffWorks to learn the benefits of using a vibrating razor.
How Towing Braking Systems Work
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Towing braking systems provide RV drivers the peace of mind that they deserve. Learn all about towing braking systems at HowStuffWorks.
How Telephones Work
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Telephones are one of the most important and useful modern inventions. Learn about telephone operation, creating a telephone network and tones and bandwidth.
How IEDs Work
science.howstuffworks.com/ied.htm
IEDs (improvised explosive devices) are simple to make, easily hidden and very destructive. Read why IEDs are the weapon of choice for some fighters.
28 Industrial Revolution Inventions That Shaped Our World
science.howstuffworks.com/innovation/inventions/5-industrial-revolution-inventions.htm
Many inventions during the Industrial Revolution caused Europeans and Americans to move from an agricultural economy to an industrial one and changed the world forever. What were the top 10?
5 Types of NASA Technology in Your Attic
science.howstuffworks.com/innovation/nasa-inventions/5-types-of-nasa-technology-in-your-attic.htm
Want to see some cool NASA technology? Just look up. No, you don't need a telescope, but you might want to use a ladder. Not only has the space agency sent Americans to the moon, but it helped put some useful gear into your attic, as well.