Search Results | understand
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How Electric Motors Work
electronics.howstuffworks.com/motor.htm
Electric motors power almost everything in your kitchen, bathroom and office. But how do they perform their magic?
How Two-stroke Engines Work
science.howstuffworks.com/transport/engines-equipment/two-stroke.htm
A car engine uses a four-stroke cycle -- how can two strokes accomplish the same tasks? Learn all about the two-stroke engine, where it's used and how it compares to a four-stroke.
How Microcontrollers Work
electronics.howstuffworks.com/microcontroller.htm
Most modern electronic devices (TVs, VCRs, microwaves and so on) contain an embedded microcontroller. It's basically a dedicated computer. Find out how these devices work and experiment with one on your own.
The Largest Continent Is Also the Most Populated
history.howstuffworks.com/world-history/largest-continent.htm
If you are looking at a traditional world map, you won't get an accurate idea of the size of the seven continents; depicting a sphere onto a flat surface means that something will end up distorted. For that reason, you may not truly understand something like the size of the largest continent.
How Thermoses (Vacuum Flasks) Work
home.howstuffworks.com/thermos.htm
How can the same device keep hot things hot and cold things cold? Find out what goes on inside a Thermos!
How Laughter Works
science.howstuffworks.com/life/inside-the-mind/emotions/laughter.htm
In this article, we'll look at laughter -- what it is, what happens in our brains when we laugh, what makes us laugh and how it can make us healthier and happier. You'll also learn that there's a tremendous amount that no one understands yet.
How Underground Pet Fences Work
science.howstuffworks.com/innovation/everyday-innovations/pet-fence.htm
Want to keep your dog out of the neighbor's yard but feeling guilty pulling out a leash? You might consider an underground or wireless pet fence. Learn how these fascinating systems work and why this specialized fencing industry is booming.
How Refractive Vision Problems Work
health.howstuffworks.com/human-body/systems/eye/vision-refractive.htm
Millions of people have refractive vision problems -- when the eyes get blurry or can't focus on an object. Learn about four major types of refractive vision problems.
How ATMs Work
money.howstuffworks.com/personal-finance/banking/atm.htm
''You can stop at an ATM, enter a PIN and leave with cash. Learn about the machines that give you money and the network that approves the transactions!''
How Diesel Engines Work
auto.howstuffworks.com/diesel.htm
Diesel engines are often more efficient and less expensive to operate than their gasoline alternatives. So why aren't there more diesels on the roads? Well, they have their own issues, too.