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10 Signs You May Be Sleep Deprived
health.howstuffworks.com/mental-health/sleep/disorders/10-signs-you-may-be-sleep-deprived.htm
Are you sleep deprived? About 45 percent of the world's population isn't getting enough sleep. See 10 signs you might be sleep deprived.
How Satellite Phones Work
electronics.howstuffworks.com/gadgets/travel/satellite-phone.htm
Satellite phones can be your only line of communication in remote areas, but it's a costly way to reach out and touch someone. See how satellite phones work.
How X-rays Work
science.howstuffworks.com/x-ray.htm
X-ray machines seem to do the impossible: They see straight through clothing, flesh and even metal, thanks to some very cool scientific principles at work. Find out how X-ray machines see straight to your bones.
What Is Asphalt Made Of?
science.howstuffworks.com/asphalt.htm
If you think asphalt is what hot tar roads are made of, you'd be wrong. Asphalt is only one ingredient in the recipe that makes up our roads. And it has a very long, very interesting history.
How Weather Alerts Work
computer.howstuffworks.com/e-mail-messaging/weather-alert.htm
Weather alerts are sent through many forms of communication whenever bad weather strikes. Learn how weather alerts work in this article from HowStuffWorks.
Why do feet stink?
health.howstuffworks.com/skin-care/information/anatomy/question514.htm
Why do feet stink? Why do some people's feet smell worse than other people's? How can I get my feet to smell better?
Why We Need Artificial Gravity for Long Space Missions
science.howstuffworks.com/artificial-gravity.htm
NASA and other agencies have been studying artificial gravity in hopes they will someday use it to help astronauts combat the effects of weightlessness in space. How close are we to that reality?
Siberian Cats Delight Show Judges and Pet Parents Alike
animals.howstuffworks.com/pets/siberian-cats.htm
If you're picturing a majestic, powerfully built feline that looks like it leapt out of a snowy forest in a Russian fairy tale, then you're probably imagining the Siberian cats. These longhaired cats are not just a sight to behold; they're also among the more recently formalized natural breeds in modern cat registries.
Florida Shark Attacks: Where Bright Colors and Bait Collide
animals.howstuffworks.com/fish/sharks/florida-shark-attacks.htm
When you think of Florida, you probably imagine sandy beaches, warm surf and maybe a dolphin or two gliding by. Or, you might be thinking about Florida shark attacks — which, while rare, tend to feed a few headlines every year.
How Gray Water Reclamation Works
science.howstuffworks.com/environmental/green-science/gray-water-reclamation.htm
Gray water reclamation is a developing way to reduce water waste and go green. Find out how gray water reclamation works.