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How Carrier Battle Groups Work
science.howstuffworks.com/carrier-group.htm
How does one of the most valuable pieces of military equipment travel around the world? When they move, an entire fleet of protective air and water craft moves with them. Learn all about carrier battle groups.
Why would you throw a fire extinguisher?
Companies have rekindled the fire grenade, made it simple and nontoxic, and dubbed it the throwable fire extinguisher. Learn more at HowStuffWorks.
How Your Immune System Works
health.howstuffworks.com/human-body/systems/immune/immune-system.htm
Inside your body there is a mechanism designed to defend you from millions of bacteria, microbes, viruses, toxins and parasites that want to invade your body. Find out how the human immune system works.
Cholesterol Tests
health.howstuffworks.com/medicine/tests-treatment/cholesterol-tests.htm
A cholesterol test is the first step in getting your blood-cholesterol level under control. Find out what happens in this simple blood test.
How to Approach an Injured Cat
animals.howstuffworks.com/pets/how-to-approach-an-injured-cat.htm
Injured cats must be approached with extreme caution. Learn the steps you need to follow when approaching an injured cat.
Health Benefits of Grains
recipes.howstuffworks.com/health-benefits-of-grains-ga.htm
Grains make your body stronger and can be part of an alternative treatment against such illness as heart disease. Learn the health benefits of grains.
How LRAD Works
science.howstuffworks.com/lrad.htm
What makes sound a weapon? Review the basics of sound and discover exactly how the LRAD produces its "beam of sound." We'll also explore LRAD's hailing and warning abilities and other uses for sound.
Did Marco Polo Bring Pasta From China?
recipes.howstuffworks.com/marco-polo-pasta.htm
Some believe that Marco Polo brought pasta from China to Italy. Learn if Marco Polo was the pasta pioneer and where these dry noodles really originated.
Sticks, Stones and Knucklebones: The History of Dice
entertainment.howstuffworks.com/leisure/traditional-games/history-dice.htm
Whether bone or stone, plastic or fuzz, dice have been rolled by people looking for a little luck in civilizations throughout recorded history.
Why do civilizations collapse?
science.howstuffworks.com/environmental/green-science/civilizations-collapse.htm
The mighty Romans certainly never thought it would happen to them, but the sun eventually sets on even the most powerful empires. Is there more to the story than war?