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What wears down tooth enamel, and how can you prevent it?
health.howstuffworks.com/wellness/oral-care/problems/what-wears-down-tooth-enamel.htm
Tooth enamel may be the hardest tissue our bodies produce, but it still wears away. Find out what wears down tooth enamel and how you can prevent it.
Can You Name These Famous Lefties?
play.howstuffworks.com/quiz/can-you-name-these-famous-lefties
About one in ten people 'round the world are left-handed, but the people within this group are in some pretty good company. See if you're smart enough to ace this quiz on the most celebrated southpaws from the past and today.
How Wireless Speakers Work
electronics.howstuffworks.com/gadgets/audio-music/wireless-speakers.htm
Wireless speakers can eliminate some of those pesky audio cables. While they do have advantages, wireless speakers also come with some strings attached.
A Portrait of John F. Kennedy, America's Youngest President
history.howstuffworks.com/historical-figures/john-f-kennedy.htm
John F. Kennedy was the youngest man elected president of the United States and fourth killed in office. HowStuffWorks looks at JFK's life and death.
10 Superstitions That Are Actually Spot-on
people.howstuffworks.com/10-superstitions-that-are-actually-spot-on.htm
A lot of people balk at superstitions, but many of them might carry an element of truth. Learn 10 spot-on superstitions at HowStuffWorks.
98% of People Can't Ace This Human Biology Quiz. Can You?
play.howstuffworks.com/quiz/98-people-cant-ace-this-human-biology-quiz-can-you
Did you know that your brain is more active in the evening and at night, while you're sleeping, than during the daytime? It's true -- that's when it does it most work. Let's see how much you know about basic human biology, and debunk some myths about all the things going on inside you without your knowledge right now.
Understanding Sinus Congestion
health.howstuffworks.com/diseases-conditions/headache/understanding-sinus-congestion.htm
How much do you understand sinus congestion? Learn about sinuses and what causes sinus congestion in this HowStuffWorks article.
How Badminton Works
entertainment.howstuffworks.com/backyard-fun-games/badminton.htm
How do you play badminton? Learn about the rules and set up of badminton at HowStuffWorks.
10 Cold-weather Motorcycle Accessories
Cold-weather motorcycle accessories can help keep your ride comfortable in the cooler seasons. Read about 10 motorcycle accessories for cold weather at HowStuffWorks.
How to Repair Major Appliances
home.howstuffworks.com/how-to-repair-major-appliances.htm
Appliances are built to perform. They work hard, usually without too many problems. When an appliance breaks down, you may be completely at a loss. Learn how to repair major household appliances.