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Where Have All the Water Fountains Gone? Here's Why We Should Bring Them Back
science.howstuffworks.com/engineering/civil/water-fountains.htm
Drinking fountains have faced a challenge from bottled water, but they seem to be making a comeback. By the way, we throw away over 60 million PET water bottles every day in the U.S. alone.
Why are some national contests invalid in certain states and other countries?
money.howstuffworks.com/question541.htm
Why are most national contests in the United States, void in Rhode Island? And what does "void where prohibited" mean? Also, why are these contests open only to U.S. (and sometimes Canadian) residents?
How Air Traffic Control Works
science.howstuffworks.com/transport/flight/modern/air-traffic-control.htm
There are about 5,000 planes in U.S. airspace every hour. How do these aircraft keep from colliding with each other? Learn about the intricate system that guides a plane from takeoff to landing.
How Gasoline Works
science.howstuffworks.com/gasoline.htm
Without gasoline, the world as we know it would grind to a screeching halt. The U.S. alone consumes well over a hundred billion gallons of gasoline per year. Learn all about this vital fuel.
How Barbecue Works
recipes.howstuffworks.com/tools-and-techniques/barbecue.htm
Almost every country in the world has some dish involving meat cooked over the fire. In the U.S., it's called barbecue. Come with us on a mouthwatering-journey through the history, politics and techniques of barbecue.
How the Star Wars Program Didn't Work
science.howstuffworks.com/star-wars-program.htm
Back in 1983 when the Cold War was in full swing, the U.S. was looking for an effective new tactic to deter a nuclear strike. The "Star Wars" missile defensive initiative, however, wasn't it. Why not?
How Becoming a Doctor in the Army Works
science.howstuffworks.com/military/army-careers/becoming-doctor-in-army.htm
Doctors in the U.S. Army may tend the wounded in a combat zone but they're just as likely to be taking care of soldiers on an army base or doing research. Find out the benefits and challenges of becoming an army doctor.
How Marijuana Works
science.howstuffworks.com/marijuana.htm
Marijuana isn't just a recreational drug for hippies and philosophy majors -- its psychoactive history ranges from Egyptian mummies to modern U.S. politics. What's the big deal about this leafy, green plant?
13 Overturned Supreme Court Cases
money.howstuffworks.com/10-overturned-supreme-court-cases.htm
The U.S. Supreme Court may be the highest court in the land, but the justices that sit on the bench sometimes reverse course. It doesn't happen often, but here are 13 Supreme Court cases in history that have been overturned.
Can You Match the College to the State It's In?
play.howstuffworks.com/quiz/can-you-match-the-college-the-state-its
Princeton, Harvard and Vanderbilt rank among the greatest institutions of higher learning in the U.S., but do you know where these storied schools are located? Take our quiz to see if you can match the college to the state!