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How Math Works
science.howstuffworks.com/math-concepts/math.htm
A world without math is unimaginable. It's a part of who we are. It's the analytical juice of our left brain. In the words of physicist Richard Feynman, even a fool can use it. So why do so many of us turn our backs on numbers?
How Terrorism Works
people.howstuffworks.com/terrorism.htm
Terrorism targets civilians and uses fear to achieve an objective. Learn how governments and guerrillas practice terrorism.
How the Machine Gun Revolutionized Warfare
science.howstuffworks.com/machine-gun.htm
The invention of the machine gun forever changed the battlefield. While soldiers once had to reload after a single shot, they now can fire hundreds of rounds per minute without a single pause.
How Aliens Work
science.howstuffworks.com/space/aliens-ufos/alien-physiology.htm
Alien life forms would probably differ from those on Earth but still adhere to certain principles. Learn about astrobiology and the search for alien life forms.
How Prenatal Testing Works
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/issues/prenatal-testing.htm
During a pregnancy, different kinds of prenatal testing are an important part of the process. See how prenatal testing protects both the mother and child.
How MP3 Players Work
electronics.howstuffworks.com/mp3-player.htm
MP3 players allow you to carry video, pictures or even thousands of songs in your pocket. Read reviews on MP3 players and learn how MP3 players work.
How Alcatraz Worked
people.howstuffworks.com/alcatraz.htm
Alcatraz was built to house the worst criminals and said to be impossible to escape. See pictures of Alcatraz and go inside Alcatraz prison to meet its inmates.
How Houseboats Work
home.howstuffworks.com/houseboat.htm
Houseboats aren't the most common place to live, but they're an interesting alternative. Learn about houseboat living, how houseboats float and more.
How the FBI Works
people.howstuffworks.com/fbi.htm
The FBI is explained in this article. Learn about the FBI.
How UPS Works
money.howstuffworks.com/ups.htm
What does it take UPS to get a package from one door to another? Learn about smart labels and see what happens to your package before it gets to the sort.