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What Causes Nightmares, and How Can You Lessen Them?
health.howstuffworks.com/mental-health/sleep/dreams/nightmares.htm
You've probably had a scary dream where you fell off a cliff, were naked in public or were chased by a monster. What causes these nightmares and can you lessen their occurrence?
Why Are School Buses Yellow?
science.howstuffworks.com/why-are-school-buses-yellow.htm
The iconic "school bus yellow" was the invention of an educator named Frank Cyr. But if yellow is so good for visibility, why don't all fire trucks use it too?
The Laboratory Safety Quiz
play.howstuffworks.com/quiz/the-laboratory-safety-quiz
If you love science and chemistry, you'll love taking this lab safety quiz, which contains 35 questions on lab procedures and safety protocols.
What to Do if Your Car Alarm Keeps Going Off
auto.howstuffworks.com/car-alarm.htm
Car alarms have become increasingly sophisticated in warding off potential thieves. Learn about car alarms and about different car alarm systems.
What Is Alcohol and What Does It Do to the Human Body?
science.howstuffworks.com/alcohol.htm
More than 2.3 billion people across the globe drink alcohol, but most don't consider it a drug. But if you've ever seen someone who's had too much, you know alcohol has profound effects on the mind and body.
How Video Formatting Works
entertainment.howstuffworks.com/video-format.htm
When you watch a movie on your TV, you're not always seeing the same movie that played in the theater. A lot of formatting goes into fitting a movie onto a TV screen. Learn about the changes a movie goes through so you can watch it at home.
How Virgin Galactic Works
science.howstuffworks.com/virgin-galactic.htm
Virgin Galactic is the first commercial space tourism company, offering flights to space. Read about Virgin Galactic.
How Machinima Works
entertainment.howstuffworks.com/machinima.htm
Machinima films use virtual environments and actors from video games to tell stories. Learn how machinima films are made and why machinima is so popular.
How Haunted Houses Work
people.howstuffworks.com/culture-traditions/holidays-halloween/haunted-house.htm
A haunted house creates fear without actually harming visitors. Learn about what's involved when designing and building the ultimate haunted house.
Traditional Chinese Medicine for the Digestive System
A variety of traditional Chinese medicines treat digestive system ailments like diarrhea and constipation. Get vital information on these medicines.