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10 Best Ideas for Interplanetary Communication
science.howstuffworks.com/10-ideas-for-interplanetary-communication.htm
In the future, as we send space probes and manned missions to explore the solar system and possibly colonize other worlds, there's a major problem that we'll have to overcome -- keeping in touch with them.
Why do Americans Sell Soda by the Liter but Milk by the Gallon?
money.howstuffworks.com/why-sell-soda-liter-milk-gallon.htm
Although it's said that Americans don't use the metric system, they sure love a 2-liter bottle of soda. Why is soda sold like that, but other products aren't?
8 Ways Laughter Can Help You Naturally Improve Your Health and Lose Weight
health.howstuffworks.com/wellness/diet-fitness/weight-loss/laughter-natural-weight-loss.htm
Laughter isn't just an external expression of hilarity, it's actually a green exercise that can help you to burn calories, improve your immune system, and induce a stress-relieved state.
4 Facebook Marketplace Scams and How to Protect Yourself
money.howstuffworks.com/personal-finance/facebook-marketplace-scams.htm
Facebook Marketplace has become a popular platform for buying and selling goods, from used cars to gaming systems. However, as with any online marketplace, it has also become a breeding ground for scams.
How Subways Work
science.howstuffworks.com/engineering/civil/subway.htm
London without the Tube? New York without its underground scene? Atlantans gliding straight from their MARTA stops to the airport? What would life be like without our underground transportation system?
The Ultimate Basic Plumbing Quiz
play.howstuffworks.com/quiz/plumbing-quiz
Something we all tend to take for granted at home is the plumbing system. Although it is usually reliable, problems can occur. Take this quiz and see how you can repair some of the common problems.
How Income Taxes Work
money.howstuffworks.com/personal-finance/personal-income-taxes/income-tax.htm
If you've ever filled out a 1040, you know the U.S. tax system and the agency that keeps it going are complex and mystifying entities. Get the lowdown on this essential piece of the U.S. government.
The Mars Quiz
play.howstuffworks.com/quiz/the-mars-quiz
Mars: There's been a lot of misinformation and myth-making about our nearest neighbor in the Solar System. Can you sort out the truth from the sci-fi? Try it now with our quiz!
How Fingerprint Scanners Work
computer.howstuffworks.com/fingerprint-scanner.htm
Your fingerprints are not only unique; they're also very hard to fake and even harder to misplace. What better ID to use in a security system? Learn how fingerprint scanners know it's you.
How Steadicams Work
entertainment.howstuffworks.com/steadicam.htm
Some of the greatest movie scenes of all time were filmed using Steadicams. They allow moviemakers to produce moving, hand-held shots that have no shakes at all. Learn all about this ingenious camera system.