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What is gingivitis?
health.howstuffworks.com/wellness/oral-care/problems/gingivitis.htm
Gingivitis is an oral health problem that, if left untreated, can lead to painful gum disease. Learn how to prevent and treat gingivitis.
How to Fix Overlapped Teeth
health.howstuffworks.com/wellness/oral-care/procedures/how-to-fix-overlapped-teeth.htm
Overlapped teeth can make you hide your smile and cause loss of esteem. Learn about options to fix overlapped teeth to improve your smile.
Situational Irony Can Be Funny, Tragic or Even Terrifying
entertainment.howstuffworks.com/arts/literature/situational-irony.htm
Irony is one of those things that everybody seems know about but few seem able to precisely define. To make matters more complicated still, there are different kinds of irony (cosmic irony, dramatic irony, verbal irony and so forth).
What Kind of Technology Could Dark Matter Research Lead To?
science.howstuffworks.com/dictionary/astronomy-terms/what-technology-dark-matter-research.htm
Scientists are still trying to figure out the essence of dark matter. If they do, will it lead only to greater understanding, or can we develop new technologies?
3 Myths About Smartphone Batteries That Need to Die
electronics.howstuffworks.com/3-myths-smartphone-batteries-that-need-die.htm
Will the battery in your smartphone run down if you leave it plugged in overnight? HowStuffWorks Now looks at some battery myths.
How Airlines Clean Planes So Quickly
science.howstuffworks.com/transport/flight/modern/airlines-clean-planes-quickly.htm
Cleaning an airliner for the next flight is a complex undertaking that must be carried out rapidly. And it's even more important now during the coronavirus pandemic.
How can police use drones?
people.howstuffworks.com/can-police-use-drones.htm
Drones might come in handy in the fight against crime. Find out how the police can use drones at HowStuffWorks.
What Was the First Photo Ever Taken?
science.howstuffworks.com/innovation/inventions/first-photo-ever-taken.htm
Joseph Nicéphore Niépce is responsible for the first photo ever taken. Almost lost to time, the image used a process called heliography.
Unveiling the Ingenious Invention: The Electric Pen
science.howstuffworks.com/innovation/inventions/electric-pen.htm
The Revolutionary Writing Tool That Made Duplication Easy - Electric Pen. Learn about the history, design, and benefits of this iconic pen.
What is a Lazy Susan? The History Behind the Tray, and its Name
home.howstuffworks.com/lazy-susan.htm
The Lazy Susan is a circular tray that spins to make food service easier, but the origins of the name are a bit murky. What is a Lazy Susan, exactly, and why did it earn that disparaging name? Let's find out!