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How the F-Stop Works
electronics.howstuffworks.com/cameras-photography/tips/how-to-know-what-f-stop-to-use.htm
Want to know how to know what f-stop to use? Visit HowStuffWorks to learn what f-stop to use.
How Electromagnetic Pulse Attacks Work
science.howstuffworks.com/e-bomb.htm
Learn how EMPs work and how these weapons could tear apart modern technology.
How Well Do You Know Official NFL Rules?
play.howstuffworks.com/quiz/how-well-you-know-official-nfl-rules
The National Football League features 32 teams that take to the gridiron each autumn weekend for war-like contests. Each game is dictated by esoteric (and often weird) rules. Do you think you know the NFL's rule book?
What's an error in baseball?
entertainment.howstuffworks.com/error-in-baseball.htm
What's an error in baseball? Learn about errors in baseball in this article from HowStuffWorks.
How Well Do You Know the Rules of Rugby?
play.howstuffworks.com/quiz/how-well-do-you-know-the-rules-rugby
Do you consider yourself a sports wizard? We're talking down to knowing the differences between rugby and American football. Still with us? Then take this quiz and put your knowledge to the test!
A Comprehensive Guide to the Layers of the Earth
science.howstuffworks.com/layers-earth.htm
Delve into the Earth's layers: crust, mantle, outer core, and inner core. Discover the secrets beneath our feet and the dynamic processes at play.
How the Lytro Camera Works
electronics.howstuffworks.com/cameras-photography/digital/lytro-camera.htm
The Lytro camera lets viewers focus on different aspects of a photo after it has been taken. See how the Lytro camera works.
How to Become a Scientist
money.howstuffworks.com/how-to-become-a-scientist.htm
How to become a scientist. Visit HowStuffWorks.com to learn more about how to become a scientist.
How Doorbells Work
home.howstuffworks.com/home-improvement/repair/doorbell.htm
You probably don't spend too much time pondering the inner workings of a doorbell, but it's actually a pretty cool device once you get inside. Find out exactly what happens when someone rings your bell.
Mars Has a Magnetosphere Problem. Inflatables Could Help
science.howstuffworks.com/mars-has-magnetosphere-problem-inflatables-could-help.htm
Scientists have proposed creating an artificial magnetosphere for Mars with some help from inflatables. Learn more at HowStuffWorks.