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How does childhood obesity work?
health.howstuffworks.com/pregnancy-and-parenting/childhood-conditions/childhood-obesity.htm
Childhood obesity is more common than you think -- about 30% of young people, ages 6-19, are overweight or obese. Learn more about childhood obesity.
10 Real-life Costumed Crime Fighters
people.howstuffworks.com/10-real--costumed-crime-fighters.htm
To combat the real crime on the streets, some people assume hero identities. Get the 411 on 10 real-life costumed crime fighters.
How the Wii Balance Board Works
electronics.howstuffworks.com/wii-balance-board.htm
The Wii Balance Board for Nintendo's Wii tracks a user's weight and movements. See how the Wii Balance Board works as a game controller.
How Siri Works
electronics.howstuffworks.com/gadgets/high-tech-gadgets/siri.htm
Apple's mobile assistant Siri is the source of much comedy -- and frustration -- among users. How did Siri come to be, and how useful is it, really?
How 9-1-1 Works
people.howstuffworks.com/9-1-1.htm
911 gives people a single, easy-to-remember number to call in life-threatening situations. Learn how 911 has adapted to new cell phone and VoIP technology.
10 Things Done Completely Out of Spite
history.howstuffworks.com/historical-events/10-things-done-out-of-spite.htm
Spite is not just for kids with broken toys. Many adults have gone to unbelievable lengths to pay back someone who did 'em wrong. Here are 10 classic examples.
Three Famous Hypotheses and How They Were Tested
science.howstuffworks.com/innovation/scientific-experiments/hypothesis.htm
From Isaac Newton to Ivan Pavlov, scientists have developed and tested hypotheses through carefully crafted experiments for centuries. Here are three groundbreaking hypotheses and the predictions they tested.
Was an Irish monk the first European to reach America?
history.howstuffworks.com/history-vs-myth/irish-monk-america.htm
An Irish monk could have been the first person to discover the American continent, according to ancient texts. Learn more about the Irish monk discovery.
How has time shifting changed how people watch TV?
How has time shifting changed how people watch TV? Visit HowStuffWorks to learn how time shifting has changed how people watch TV.
Why the Massive Maginot Line Failed to Stop Hitler
history.howstuffworks.com/world-war-ii/maginot-line.htm
After WWI, the French built a fortress of bunkers at its borders to stop another German invasion. But the Maginot Line has come to have a second meaning as a bad defense strategy.