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Enhance Your Aries Energy with These Birthstone Gems
entertainment.howstuffworks.com/horoscopes-astrology/aries-birthstone.htm
Discover the powerful Aries birthstone that enhances courage and confidence. Uncover which gemstone truly represents this fiery zodiac sign and the surprising benefits it brings to those born under the ram.
How to Choose a Dog
animals.howstuffworks.com/pets/how-to-choose-a-pet-dog.htm
Dogs are wonderful companions, but good relationships start with a wise choice in pet. Learn guidelines for choosing the right dog for you.
How Many Bones Are in the Human Body and Other Skeletal Facts
health.howstuffworks.com/human-body/systems/musculoskeletal/bone.htm
Bones give our body structure and enable us to stand, walk and move. So exactly how many bones are in the human body anyway?
How to Fall Asleep
health.howstuffworks.com/mental-health/sleep/basics/how-to-fall-asleep.htm
How to fall asleep and stay asleep is a complex question that can affect your daily routine. Learn how to hit the sweet spot in your sleep-wake cycle.
How Amplifiers Work
electronics.howstuffworks.com/amplifier.htm
It may seem like an audio add-on, but without an amplifier, you'd never be able to hear the music on your CDs (your neighbors might be happier, but would you?). Find out how amps pump it up to 11.
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.
How Camera Flashes Work
electronics.howstuffworks.com/camera-flash.htm
A camera flash seems like a pretty basic device, but there's actually some interesting circuitry at work. Find out how a flash charges up and see exactly what happens the instant it goes off.
What Does a Camshaft Do?
auto.howstuffworks.com/camshaft.htm
Camshafts have a great effect on engine performance. Learn about camshafts, single and double overhead cams, pushrod engines and camshaft design.
How Calories Work
health.howstuffworks.com/wellness/diet-fitness/weight-loss/calorie.htm
Calories -- people are constantly counting them and cutting them. At any given time, millions of people are trying to slim down. Learn all about calories and exactly how (and why) they affect your weight.
Are surgeons using video games for training?
electronics.howstuffworks.com/surgeon-video-game.htm
Surgeons and video games apparently go well together. Learn if video game play really makes a better surgeon and find out about surgeons and video games.