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Your search for "patent" returned 710 results
How do those yo-yos with the special clutches work?
entertainment.howstuffworks.com/question158.htm
Some of the newer yo-yos have a special "clutch" system that, when the yo-yo slows down, makes the yo-yo come up by itself. How does this work?
What causes the faint horizontal lines on my monitor?
computer.howstuffworks.com/question406.htm
What causes the faint horizontal lines I can see on my monitor?
How Telephones Work
www.howstuffworks.com/telephone.htm
Telephones are one of the most important and useful modern inventions. Learn about telephone operation, creating a telephone network and tones and bandwidth.
Who Invented It? The Famous Inventors Quiz
play.howstuffworks.com/quiz/who-invented-it-famous-inventors-quiz
Think you can pass our famous inventors quiz? Test your knowledge to see if you know the minds behind the innovations.
How the Apple iMac Works
computer.howstuffworks.com/macs/imac.htm
The iMac is often credited with bringing Apple back from the brink of disaster. What is it about the iMac that intrigues and enchants users? Find out.
Who Invented the Toilet? A Brief History of the Flush
science.howstuffworks.com/innovation/everyday-innovations/toilets-past-future-flush.htm
Who invented the toilet? While we wish it were so, it wasn't Thomas Crapper. Surprisingly, toilet design hasn't changed much since the first "water closet" patent in the 1500s.
How to Treat a Cough with Traditional Chinese Medicine
Traditional Chinese medicine uses different treatments for coughs depending on the type of cough. Learn more about treatment and therapy types.
What does a V-chip do and how does it work?
electronics.howstuffworks.com/question167.htm
Do you know what the v-chip does in your TV? Learn how a v-chip detects TV ratings and gives parents the ability to control viewing of violent content.
How Vibration Speakers Work
electronics.howstuffworks.com/gadgets/audio-music/vibration-speakers.htm
Vibration speakers work with other surfaces to enhance sounds. Learn all about how vibration speakers work.
How Rice Cookers Work
home.howstuffworks.com/rice-cooker.htm
Burned chunks or gooey paste can be the disappointing result of rice gone wrong, but a rice cooker can even the odds for even the klutziest cooks in the kitchen.