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Railroads During World War II
history.howstuffworks.com/american-history/world-war-ii-railroads.htm
Railroads during World War II were placed under more strict government control to aid in the war effort. Read about railroad industry of World War II.
How a Weather Balloon Works?
science.howstuffworks.com/nature/climate-weather/meteorological-instruments/weather-balloon.htm
Have you ever wondered how weather stations gather all of their data? Even though technology for predicting the weather has improved, simple weather balloons do a lot of the hard work every day.
Lockheed F-117A Nighthawk Stealth Fighter
science.howstuffworks.com/lockheed-f-117a-nighthawk-stealth-fighter.htm
The Lockheed F-117A Nighthawk Stealth Fighter directly led to the success of the Persian Gulf War. Learn about this classic fighter airplane.
How OnStar Works
auto.howstuffworks.com/onstar.htm
OnStar gives you quick help in an emergency. Find out about telematics, the technology behind OnStar, OnStar services and the controversy around OnStar.
Desalination Plants: The Future of a Sustainable Water Supply
science.howstuffworks.com/environmental/earth/oceanography/desalination.htm
Desalination is the process of removing the salt from seawater, which turns the water into fresh drinking water. Learn about desalination.
Why did Thomas Edison electrocute an elephant?
You may have heard of Topsy the elephant and her sad demise at the hands of Thomas Edison. But what's the real story?
How Olympic Timing Works
entertainment.howstuffworks.com/olympic-timing.htm
In timed Olympic events, the difference between the gold and the silver can come down to a fraction of a second. You won't find that kind of accuracy in your typical wristwatch. Find out about the systems (and backup systems) that keep Olympic timing honest.
What Are Imaginary Numbers?
science.howstuffworks.com/math-concepts/imaginary-numbers.htm
An imaginary number is a value that's the square root of a negative number. It can't exist on a one-dimensional number line. We'll explain.
Name That Car! We Give You a Picture, You Place the Make and Model
play.howstuffworks.com/quiz/name-that-car-we-give-you-a-picture-you-place-the-make-and-model
The history of the car is short but exciting. From the very beginning of engineering to modern performance vehicles that would make Karl Benz blush, there's a lot to know about classic and modern cars. Put your knowledge to the test today.
A Rule of Thumb Can Save You Tons of Time
people.howstuffworks.com/rule-of-thumb.htm
Let's talk about an expression you've probably heard before: "rule of thumb." This phrase is a handy way of saying, "Here's a general guideline that works in most cases."