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How do spray bottles pump fluid?
home.howstuffworks.com/question673.htm
How do spray bottles (like the ones used for cleaning products) pump fluid? Why do you have to pump them a couple of times before they start spraying?
Uses for Salt: Cleaning Your House
Salt can be a useful tool around the house. Salt is an extraordinary cleaning and deodorizing agent for your entire home. Learn more about how salt can help with numerous household projects.
Pole Shift: Why Does the North Pole Move?
science.howstuffworks.com/environmental/earth/geophysics/question782.htm
The North Pole and why it moves are explained in this article. Learn about the North Pole.
How to Use a Brake Riveting Tool
auto.howstuffworks.com/auto-parts/brakes/brake-tests/how-to-use-a-brake-riveting-tool.htm
Want to know how to use a brake riveting tool? Visit HowStuffWorks to learn how to use a brake riveting tool.
Sport Pictures
entertainment.howstuffworks.com/sport-pictures.htm
These sport pictures cover the popular sports around the word. Learn trivia and fun facts with sport pictures.
To Block... or Not to Block Crawlspace Vents during the Winter?
home.howstuffworks.com/green-living/block-crawl-space.htm
During the winter months, your crawlspace can be a source of cold floors and lost heat, but blocking your vents may not always be the best way to compensate for this. Learn more about blocking crawlspace vents during the winter.
Why Didn't Evolution Give Us the Ability to Smell Fresh Water?
science.howstuffworks.com/life/evolution/humans-smell-fresh-water-evolution.htm
You'd think being able to smell drinkable water would be an evolutionary advantage. But we can only smell things that suggest potable water. Why is that?
What Are Dark Matter and Dark Energy?
science.howstuffworks.com/dictionary/astronomy-terms/dark-matter-dark-energy.htm
Dark matter and dark energy are part of the fabric of the universe. How much do scientists know about dark matter and dark energy?
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.
Growing Mushrooms at Home Is Easier Than You Think
recipes.howstuffworks.com/food-science/growing-mushrooms-at-home.htm
If you love mushrooms, why not grow them at home? It's easy if you have a mushroom growing kit.