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How Rail Guns Work
science.howstuffworks.com/rail-gun.htm
Rail guns leave gunpowder-based weapons in the dust (one can hit a target 250 miles away in six minutes). So why isn't the military using them? Find out how rail guns can be used and learn about the limitations of this technology.
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 Laughter Works
science.howstuffworks.com/life/inside-the-mind/emotions/laughter.htm
In this article, we'll look at laughter -- what it is, what happens in our brains when we laugh, what makes us laugh and how it can make us healthier and happier. You'll also learn that there's a tremendous amount that no one understands yet.
How does natural gas drilling work?
science.howstuffworks.com/environmental/energy/natural-gas-drilling.htm
When you switch on your furnace or turn on your gas stove and use the heat from that little blue flame, you're doing what people in 62 million other American homes do every day, too: You're using natural gas.
Are People Getting Lonelier? Experts Are Divided
Are human beings lonelier than we used to be? HowStuffWorks looks at the debate on loneliness.
Would You Vote for President Bartlet, Meyer, McCord or Underwood?
play.howstuffworks.com/quiz/would-you-vote-for-president-bartlet-meyer-mccord-or-underwood
Fiction gave us a lot of fun presidents to imagine in the office. Not all of them are great leaders, nor do all of them have policies we would back, but they're all heroic in some way and make us, on some level, wish they were real.
How Does a Counterfeit Detector Pen Work?
money.howstuffworks.com/question212.htm
Counterfeit detector pens use special chemicals to spot a fake bill. How do they do it?
What Do A.M. and P.M. Stand For?
people.howstuffworks.com/am-pm.htm
We use the a.m. and p.m. abbreviations all the time, but what do they actually mean?
How LED Incapacitators Work
science.howstuffworks.com/led-incapacitator.htm
LED incapacitators are non-lethal devices used by law enforcement officials. Learn about LED incapacitators.
How do you install lag screws?
home.howstuffworks.com/install-lag-screws.htm
Lag screws are used to bear particularly heavy loads. Learn how to install lag screws in this article.