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How the Diagnostic and Statistical Manual of Mental Disorders Works
Now in its fifth edition, the DSM is the bible of diagnosing mental disorders in the U.S. Learn how the DSM works from HowStuffWorks.
10 Innovations That Led to the Modern Bullet
science.howstuffworks.com/10-bullet-innovations.htm
Firearms get the historical spotlight, but what about the projectiles they hurl at insane speeds? Here are the innovations that gave rise to modern ammunition. Think of it as 10 rounds of ammo info.
10 Reasons College Costs So Much
People often complain about the high price of college today. Here are 10 reasons why college costs so much from HowStuffWorks.
How Leper Colonies (Leprosaria) Work
health.howstuffworks.com/diseases-conditions/infectious/leper-colonies.htm
Leprosy, or Hansen's disease, was the AIDS of the first millennium. Find out how leper colonies (leprosaria) worked at HowStuffWorks.
6 Tips for Starting an Old Engine
auto.howstuffworks.com/5-tips-starting-old-engine.htm
Engines were made to run; but if you've ever tried to start an old car that's been sitting unused for a long time, you know that it isn't always as easy as just turning the key.
10 Monumental Events That Were Overshadowed by Other Events
history.howstuffworks.com/historical-events/10-monumental-events-overshadowed.htm
Where were you when Farrah Fawcett died? Chances are you don't remember. But if we threw out Michael Jackson's name you could probably answer the question. Guess what? Both events were on the same day.
10 Unsolved Airplane Mysteries
science.howstuffworks.com/transport/flight/modern/10-unsolved-airplane-mysteries.htm
Since 1948, more than 100 aircraft have gone missing while aloft and never been found. Here are 10 unsolved airline mysteries from HowStuffWorks.
Does Turkey Make You Sleepy?
science.howstuffworks.com/innovation/edible-innovations/question519.htm
Is there something in turkey that makes you sleepy? Learn why sleepiness is common after Thanksgiving dinner and how the amino acid tryptophan works.
How Oscillating Sprinklers Work
home.howstuffworks.com/sprinkler.htm
Every year, there comes a time to pull out the oscillating sprinklers. Ever wonder just what makes an oscillating sprinkler oscillate? Find out!
Spider Facts
animals.howstuffworks.com/arachnids/spider-facts.htm
Love 'em or hate 'em, you've got to admit that spiders are some pretty impressive, well-equipped animals. Learn about spider facts in this article.