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How Drought Works
science.howstuffworks.com/nature/natural-disasters/drought.htm
What happens when the rains cease and water levels dry up precipitously? Everything from abundant grasses to apex predators suffers the consequences.
10 Amazing Car Security Systems
Today's modern car security systems run the gamut. Learn about 10 amazing car security systems to protect your vehicle.
How Helicopters Work
science.howstuffworks.com/transport/flight/modern/helicopter.htm
Believe it or not, the marvel we know as the helicopter began as a Chinese top consisting of a shaft - a stick - adorned with feathers on one end.
15 Home Remedies for Knee Pain
health.howstuffworks.com/wellness/natural-medicine/home-remedies/home-remedies-for-knee-pain.htm
Our home remedies for knee pain will help you protect some of the most complex joints in your body.
How the Metric System Works
science.howstuffworks.com/metric-system.htm
Ever heard of a little unit called a femtometer? Can you tell us how much you weigh -- in petagrams? We know you can't, so hurry up and start reading. We have work to do.
How GPS Watches Work
electronics.howstuffworks.com/gadgets/clocks-watches/gps-watch.htm
A GPS watch links to a net of synchronized computers orbiting Earth to provide you with highly accurate data. Learn what you can do with a GPS watch.
How Krispy Kremes Work
science.howstuffworks.com/innovation/edible-innovations/krispy-kreme.htm
If you've ever tasted a Krispy Kreme original glazed doughnut, you know there's something special to these melt-in-your-mouth treats. How do they make a doughnut that's crispy outside yet soft inside? Find out.
Is there such a thing as a truly unselfish act?
science.howstuffworks.com/life/evolution/unselfish-act.htm
An unselfish act is an act in which one person benefits while the person performing the act gains nothing. Find out if an unselfish act is possible.
The Best and Worst Paying Jobs
money.howstuffworks.com/personal-finance/best-worst-paying-jobs.htm
Some of the best and worst paying jobs aren't what you would expect. Learn more about the best and worst paying jobs at HowStuffWorks.
Why Do We Sleep?
science.howstuffworks.com/life/inside-the-mind/human-brain/sleep.htm
Every animal sleeps -- some more than others -- but why they do it is a mystery to scientists. Is sleep more than just beauty rest? Could skimping on it kill you? And how much do you really need?