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What Is Tai Chi?
people.howstuffworks.com/what-is-tai-chi.htm
Tai chi is a form of soft self-defense that applies the principles of Taoism. Learn more about tai chi and how it can improve your heath.
How to Treat Common Cat Diseases
animals.howstuffworks.com/pets/how-to-treat-common-cat-diseases.htm
Cats are susceptible to some diseases that don't often affect humans. Learn about common cat diseases.
How Doorbells Work
home.howstuffworks.com/home-improvement/repair/doorbell.htm
You probably don't spend too much time pondering the inner workings of a doorbell, but it's actually a pretty cool device once you get inside. Find out exactly what happens when someone rings your bell.
How Asteroid Mining Will Work
science.howstuffworks.com/asteroid-mining.htm
Asteroid mining is explained in this article. Learn about asteroid mining.
How Espresso Machines Work
home.howstuffworks.com/espresso-machine.htm
Espresso, cappuccino, latte, double latte, double mocha latte... Espresso drinks have become coffee-shop staples all over the world. Watch us take apart an espresso machine!
Fluid Overload Edema Overview
health.howstuffworks.com/diseases-conditions/cardiovascular/heart/fluid-overload-edema.htm
Edema is a swelling of the feet, ankle and legs caused by fluid overload. Learn more about edema, its causes and its treatments.
Why do loud noises cause your ears to ring?
health.howstuffworks.com/human-body/systems/ear/loud-noise-ear.htm
Ringing in ears occurs when noises louder than shouting damage parts of our inner ears. Find out more about why your ears ring at HowStuffWorks.
Paroxysmal Nocturnal Dyspnea
health.howstuffworks.com/diseases-conditions/respiratory/paroxysmal-nocturnal-dyspnea.htm
Paroxysmal nocturnal dyspnea is a sign of heart failure that makes people have trouble breathing while lying down. Learn about paroxysmal nocturnal dyspnea.
Are meerkats immune to poison?
animals.howstuffworks.com/mammals/meerkats-poison.htm
Meerkats immune to poison aren't rare in the Kalahari Desert -- they've evolved to resist snake and scorpion venom. Read about the meerkats immunity.
How did dinosaurs leave tracks in solid stone?
science.howstuffworks.com/environmental/earth/geology/stone-dinosaur-track.htm
How did dinosaurs leave tracks in solid stone? They walked in soil that became sedimentary rock. Learn how did dinosaurs leave tracks in solid stone?