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How Newton's Cradles Work
science.howstuffworks.com/innovation/inventions/newtons-cradle.htm
Five metallic balls on slender threads sit side by side. As one on the end hits the rest, the one on the opposite end rises and falls. Why don't the balls in the middle move? It's complicated.
How Stuttering Works
health.howstuffworks.com/mental-health/neurological-conditions/stuttering.htm
Stuttering is linked to a disconnection between language processing and motor function, but its cause is still unknown. Learn more at HowStuffWorks.
How the Nintendo Power Glove Worked
electronics.howstuffworks.com/nintendo-power-glove.htm
The Nintendo Power Glove seemed like the gaming accessory of the future. Find out how the Power Glove worked and why it didn't deliver.
10 Historical Robots
science.howstuffworks.com/10-historical-robots.htm
We think of robots as modern inventions, or maybe even retro creations meant to realize futuristic visions. But automata go back - way back - into history.
How Robots Work
science.howstuffworks.com/robot.htm
Robots are becoming increasingly sophisticated and lifelike. Learn about robots, the latest robot technology and how close we are to artificial intelligence.
How Toasters Work
home.howstuffworks.com/toaster.htm
Ever wonder how a toaster knows when something is done? Does it pop it up regardless? Does it really care if you pick "Light" or "Medium" or "Dark"?
How Stereolithography Works: A 3D Printing Process
computer.howstuffworks.com/stereolith.htm
Stereolithography -- also known as 3D printing -- is an amazing technology that allows you to build 3D plastic prototypes almost as easily as you print something on a sheet of paper!
What Is a QWERTY Keyboard?
computer.howstuffworks.com/question458.htm
Why are the keys arranged the way they are on a QWERTY keyboard? Learn why the keys on a QWERTY keyboard are arranged the way they are.
How Movie Screens Work
entertainment.howstuffworks.com/movie-screen.htm
When you sit down in a movie theater, the screen is the center of attention. But have you ever walked up close and looked at it? Discover the intricacies of a movie screen and learn how to find the best seat in the house.
How Solar-powered Backpacks Work
electronics.howstuffworks.com/gadgets/travel/solar-powered-backpack.htm
Solar-powered backpacks are great travel gadgets. Learn more about solar-powered backpacks at HowStuffWorks.