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How the U.S. Postal Service Works
people.howstuffworks.com/usps.htm
The U.S. Postal Service employs about 500,000 people and is responsible for the delivery of mail. Learn more about the United States Postal Service.
5 Awesome Antique Tractors
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These 5 awesome antique tractors aren't like the mass-produced tractors you see today. Check out these rare antique tractors at HowStuffWorks.
10 Costly Food Recalls
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Food recalls, whether voluntary or not, cost companies millions. Read our list of the top 10 costliest food recalls.
Why was Executive Order No. 9981 so important?
history.howstuffworks.com/history-vs-myth/executive-order-9981.htm
Executive Order 9981 mandated equality in the U.S. armed forces, putting groups like the Tuskegee Airmen in high demand. Read about Executive Order 9981.
How Transistors Work
electronics.howstuffworks.com/transistor.htm
The transistor moved the world from power-hungry vacuum tubes to portable solid-state electronics. Learn about transistors and how they changed electronics.
What's Inside Mount Rushmore's Not-So-Secret Chamber?
history.howstuffworks.com/american-history/whats-inside-mount-rushmores-not-so-secret-chamber.htm
Mount Rushmore contains a small chamber, part of an abandoned plan to preserve American history for thousands of years. HowStuffWorks steps inside.
How the Rotary Club Works
money.howstuffworks.com/economics/volunteer/organizations/rotary-club.htm
Rotary Club is an invitation-only service organization for kids and adults. Learn what the Rotary Club does and how you can become a member.
10 Ways to Entertain Kids on a Road Trip
lifestyle.howstuffworks.com/family/activities/10-ways-to-entertain-kids-road-trip.htm
These 10 ways to entertain kids on a road trip will keep the family from going car-crazy. Check out these 10 ways to entertain kids on a road trip.
How Protests Work
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Protests can take many forms like boycotts and allow us to air our grievances. Learn about protests, like those behind Vietnam and Tianamen Square.
How Terrorism Works
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Terrorism targets civilians and uses fear to achieve an objective. Learn how governments and guerrillas practice terrorism.