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How Caffeine Works
science.howstuffworks.com/caffeine.htm
Caffeine is one of the most commonly-used drugs -- 90% of Americans use it. Learn why caffeine is America's most popular drug and what it does to your body.
How Plastics Work
science.howstuffworks.com/plastic.htm
Plastics can be found in a wide variety of products. They are everywhere. Find out how plastics are made and learn about uses for plastics.
How Déjà Vu Works
science.howstuffworks.com/science-vs-myth/deja-vu.htm
Déjà vu is the feeling that you have experienced a situation before even though you know you haven't. Learn about déjà vu and theories behind déjà vu.
5 Reasons Commercial Airplanes Crash
science.howstuffworks.com/transport/flight/modern/reasons-commercial-airplanes-crash.htm
Although it doesn't happen often, large passenger jets crash for many reasons, from mechanical failure to pilot error.
10 Cretaceous Animals That Weren't Dinosaurs
animals.howstuffworks.com/animal-facts/10-cretaceous-animals-that-werent-dinosaurs.htm
The dinos hog all the Cretaceous headlines. Do you have any idea what else scurried, hopped and otherwise cruised around Earth before the K-T mass extinction?
Why Does Hydrogen Peroxide Bubble When You Put It on a Cut?
science.howstuffworks.com/innovation/science-questions/question115.htm
Hydrogen peroxide is something that is used to clean cuts. Have you ever wondered why it foams when placed on a cut? Learn about hydrogen peroxide.
What causes the loud banging noise in my home's pipes?
home.howstuffworks.com/question89.htm
What causes the loud banging noise in my home's pipes? For example, when I turn off the faucet I hear it. Is there a way to prevent it?
December 29 Birthday Astrology
entertainment.howstuffworks.com/horoscopes-astrology/december-29-birthday-astrology.htm
A Capricorn born December 29 is symbolized by the Goat and has an attractive and charming nature. Learn about December 29 birthday astrology.
Make Your Own Eco-Friendly Dishwasher Detergent
home.howstuffworks.com/green-living/diy-eco-dishwasher-detergent.htm
It is safe for the environment and a fraction of the cost. Learn more about making your own eco-friendly dishwasher detergent.
How to Replace Concrete Expansion Joints
home.howstuffworks.com/home-improvement/repair/how-to-replace-concrete-expansion-joints.htm
You've noticed that the sidewalk in front of your house has gaps between the slabs of concrete, and you'd like to replace the concrete expansion joints that were once there. Learn how to replace concrete expansion joints in this article.