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What Is Porcelain, and Why Has It Been Cherished For Centuries?
home.howstuffworks.com/home-decor/decorating-styles-techniques/porcelain.htm
The Chinese have been making porcelain as far back as perhaps the first century. What is porcelain, exactly, and why did it take hundreds of years for the process to be duplicated anywhere else?
Why do you have sore gums?
health.howstuffworks.com/wellness/oral-care/problems/sore-gums.htm
Sore gums can be a pain in the you-know-what, especially if you have no clue what's causing it. See several reasons why you might have sore gums.
Why Have Airbnb, VRBO Prices Suddenly Skyrocketed?
money.howstuffworks.com/airbnb-vrbo-prices-skyrocketed-news.htm
If you've priced out a vacation rental home on one of the popular booking sites, you might be wondering why they seem as expensive as hotels. What's behind the price increase and is it really out of line?
Why Breathing Through Your Nose Is Best
health.howstuffworks.com/human-body/systems/respiratory/nose-breathing.htm
We've probably all been breathing wrong our entire lives. Why is that? Experts suggest we should focus on breathing through our noses and most of us don't.
Why do you see 10 9 8 7 6 5 4 3 2 1 on the copyright page of many books?
money.howstuffworks.com/question585.htm
On the first or second page of many books, near the copyright notice, there is often a series of numbers that go "10 9 8 7 6 5 4 3 2 1". Why are these numbers there?
Why is cotton more absorbent than nylon?
home.howstuffworks.com/home-improvement/household-hints-tips/cleaning-organizing/question547.htm
Towels are always made of cotton, and they work really well at absorbing water. On the other hand, water-repellant jackets are made of nylon, and they work pretty well at keeping you dry. Why is cotton more absorbent than nylon?
How do polymer crystals work and why do they absorb so much water?
science.howstuffworks.com/dictionary/geology-terms/question581.htm
Polymer crystals are amazing in that they can absorb many times their size. In fact, one pound of these crystal flakes can hold up to 50 gallons of water. Find out what these polymer crystals are and why they are able to absorb so much water.
Why does beer form a head but soda doesn't?
science.howstuffworks.com/innovation/edible-innovations/beer-form-head-not-soda.htm
A quickly poured beer or soda can create a layer of foam -- also known as a "head" -- toward the top of the glass. But while a soda head rapidly disappears, a beer head lingers even after you've begun to drink the beer. How can this be possible?
Why do humans walk on two legs?
animals.howstuffworks.com/mammals/bipedalism.htm
Bipedalism was one of the first features to develop in our human ancestors. Is bipedalism better than being on all fours? Read more about bipedalism.
Why do people sing in the shower?
science.howstuffworks.com/life/biology-fields/sing-in-the-shower.htm
Jack Black does it. Wyclef Jean does it. And chances are, you do it, too. Everyone's a rock star in the bathroom. And there's a scientific explanation behind our soapy musical stylings.