Science »
A Dog’s Mouth is Not Cleaner Than a Human’s Mouth
Today I found out dog mouths are not cleaner than human mouths. If this were the case, I’m pretty sure a dog’s mouth would be some sort of medical miracle, considering: they rarely if
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Why Lead Used to Be Added To Gasoline
Today I found out why lead used to be added to gasoline. “Tetraethyl lead” was used in early model cars to help reduce engine knocking, boost octane ratings, and help with wear and tear
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Play-Doh was Originally Wallpaper Cleaner
Today I found out Play-Doh was originally used as a wallpaper cleaner. Further, the compound that eventually became Play-Doh debuted a full 22 years before Play-Doh hit the shelves. It also twice saved a
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Post-It Notes Were Invented By Accident
Today I found out Post-It Notes were invented by accident. There were actually two accidents that lead to the invention of the Post-It note. The first was by Spencer Silver. According to the former
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The Tunguska Event, a 1908 Explosion Estimated at 1000 Times More Powerful Than the Atomic Bomb Dropped on Hiroshima
Today I found out about the Tunguska Event, which was a 1908 explosion estimated to have been nearly 1000 times more powerful than the atomic bomb dropped on Hiroshima in 1945 and about 1/3
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Why Your Nose Gets Runny When It is Cold
Today I found out why your nose gets runny when it is cold. On an average day, a typical person’s nose will produce about one quart of mucus/fluid (just under one liter). Most all
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Where Birthmarks Come From
Today I found what causes birthmarks. There are several different types of birthmarks. What causes them is an excess of pigment cells (Melanoctyes), or an excess of blood vessels confined to one area of
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Why Voices Squeak During Puberty
Today I found out why people’s voices sometimes crack during puberty. The mechanics of a person’s voice is an awesome biological phenomenon. It all starts with the air in the lungs. As air passes
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How a Car’s Rear-View Mirror Works
Today I found out how a car’s rear-view mirror works. Ever wonder what is happening when you flip a rear-view mirror up or down to increase or decrease the amount of glare coming from
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What Causes Blisters
Today I found out what causes blisters. We’ve all seen them, and unfortunately most of us have had one. Those painful, pockets of goo that form because some over exercised, over caffeinated, happy to
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