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Can vitamin C help prevent dengue fever?
Some people swear by vitamin C to prevent colds. But is vitamin C powerful enough to prevent dengue fever? Find out.
How Watersheds Work
science.howstuffworks.com/environmental/conservation/issues/watershed.htm
You're probably standing in one right now, but do you know what a watershed is and how watersheds work? Learn how watersheds work here.
Unveiling the Mysteries of Ball Lightning: Is It Real?
science.howstuffworks.com/nature/climate-weather/atmospheric/ball-lightning.htm
Ball lightning wasn't widely believed to exist until the 1960s. Learn about ball lightning and theories about what ball lightning could be.
How Leprosy Works
science.howstuffworks.com/life/biology-fields/leprosy.htm
There are many myths and stigmas associated with leprosy, almost all completely incorrect. It's not a very contagious disease, and it's easily treatable. What else is wrong in the common beliefs about Hansen's disease?
Space Lettuce Is Out of This World Good
science.howstuffworks.com/space-lettuce.htm
Lettuce has key nutrients that give both astronauts and Earth-dwellers alike a physical and psychological boost. And the lettuce grown in space is no less nutritious than the Earth-bound variety.
Are stupid people happier?
science.howstuffworks.com/life/inside-the-mind/emotions/stupid-people-happier.htm
Ignorance is bliss. But what if you're more than just unaware? If you are dumb as a doornail, flat-out foolish or dim-witted, are you happier than the genius next door?
April 8 Birthday Astrology
entertainment.howstuffworks.com/horoscopes-astrology/april-8-birthday-astrology.htm
An Aries born April 8 is symbolized by the Ram and is pleasant, yet determined to learn from mistakes. Learn about April 8 birthday astrology.
Can You Really Escape an Alligator if You Run in a Zigzag?
animals.howstuffworks.com/reptiles/alligator-zigzag.htm
You've heard this advice a million times, and perhaps it even brings you comfort when you're in gator territory. But is it really true?
Why Is Rudolph's Nose Red?
people.howstuffworks.com/culture-traditions/holidays-christmas/rudolph-red-nose-reindeer.htm
Why is Rudolph's nose red? Read about the most famous member of Santa's reindeer team and explore scientific reasons for why Rudolph's nose is red.
How Roller Coasters Work
science.howstuffworks.com/engineering/structural/roller-coaster.htm
They don't have engines, brakes or accelerators. No, these amazing machines rely on physical, centripetal and gravitational forces to urge thrills, screams and that sinking stomach feeling we all love (and hate). Read more about the science of fun.