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Top 12 Countries the U.S. Owes Money To
people.howstuffworks.com/5-united-states-debt-holders.htm
The United States spends a huge chunk of its national paycheck on debt obligations. Where is all that money going?
How Water Towers Work
people.howstuffworks.com/water.htm
You've probably noticed that there are power outages all the time -- but water outages? Much less common... How does the system work, and work so well? It's simpler than you may think. Find out how the design and location of water towers keep the water flowing.
Is Your Car Really Right for You?
play.howstuffworks.com/quiz/is-your-car-really-right-for-you
Does your car say you are a ranch hand when you're really an executive? You don't want your ride misrepresenting you and giving off the wrong signals! Once you take this quiz, you'll know if you and your car are truly compatible.
How Good Is Your EMT Vocabulary?
play.howstuffworks.com/quiz/how-good-is-your-emt-vocabulary
BP is 120 over 80. Pulse is 68 and regular. Lungs are clear, good breath sounds, and the patient is alert. Sounds good, right? Or does it? If you know your EMT vocabulary, you'll know for sure. Take the quiz, and let's see what you can do!
Could I see a flashlight beam from Earth on the moon?
science.howstuffworks.com/question441.htm
If I was on the moon and the earth was black (no lights were on) and a flashlight was turned on facing the moon, would I see the light? If I couldn't, would there be any way to detect any residual matter that came from the light on Earth or does light die after a certain distance?
How Do Wireless Chargers Work?
electronics.howstuffworks.com/gadgets/other-gadgets/wireless-mobile-charger.htm
Although we love our mobile gadgetry, all those charging cords are annoying to keep up with and carry around. Does it ever make you wonder, how do wireless chargers work? Find out how wireless chargers ditch the cables and power up your gear!
Who's Your Marvel Dad?
play.howstuffworks.com/quiz/whos-your-marvel-dad
Does your ideal dad have the sarcastic wit of Tony Stark? Is he brave and confident like Captain Steve Rogers? Or is he the kind of guy who loses his cool and just Hulks out? It's time to find out who your Marvel dad. It'll be a snap!
How Lie Detectors Work
people.howstuffworks.com/lie-detector.htm
Lie detection is a consistently controversial topic -- how can a machine tell truth from deception? Does everyone have the same physiological reaction when telling a lie? If so, how can some people "beat the box"? Find out what these devices measure and if they really can detect lies.
Can you make a rocket engine using hydrogen peroxide and silver?
science.howstuffworks.com/question159.htm
At a drag race, I once saw a rocket car that was supposedly powered by spraying hydrogen peroxide on a silver mesh. The resultant reaction produced huge amounts of pure white smoke and apparently enough thrust to propel the car rapidly down the track. Does hydrogen peroxide really react with silver that way?
How Attractive Is Your Car?
play.howstuffworks.com/quiz/how-attractive-is-your-car
Everyone knows you can't judge a book by its cover and that looks aren't everything. That said, does anyone really want to be driving a truly ugly car around town? Answer this quiz and we'll tell you just how attractive your ride really is!