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An Astrologer Explains the Air Signs: Gemini, Libra and Aquarius
entertainment.howstuffworks.com/horoscopes-astrology/air-signs.htm
The astrological signs are grouped into four elements - fire, water, earth and air. So what does it mean if you're an air sign?
How Tunnels Work
science.howstuffworks.com/engineering/structural/tunnel.htm
Constructing a tunnel is one of the most complex challenges in the field of civil engineering. Learn about the basics behind tunnels.
Top 10 Things Your Nails Say About Your Health
health.howstuffworks.com/skin-care/nail-care/health/5-things-nails-say-about-health.htm
Things your nails say about health can give you a warning when you're sick, malnourished or stressed. Learn about things your nails say about health.
Skin Firming Treatments
health.howstuffworks.com/skin-care/beauty/skin-treatments/skin-firming-treatments.htm
Skin-firming treatments are becoming more and more popular. Visit HowStuffWorks to learn all about skin-firming treatments.
How Prenatal Testing Works
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/issues/prenatal-testing.htm
During a pregnancy, different kinds of prenatal testing are an important part of the process. See how prenatal testing protects both the mother and child.
Fashion Guide for Women in their 50s
lifestyle.howstuffworks.com/style/tips-advice/fashion-tips-for-women-in-50s.htm
These fashion tips for women in their 50s help you look your best. See what to avoid and what to wear with fashion tips for women in their 50s.
How Web Pages Work
computer.howstuffworks.com/web-page.htm
You can put anything you want on a Web page, from family pictures to business information. Learn how to create, upload and promote your pages so they're available all over the world.
Industrial Resins and the Environment
science.howstuffworks.com/environmental/green-science/industrial-resins.htm
Industrial resins are found in everything from plastic bags to water bottles. Learn about industrial resins and their impact on the environment.
How to Play Video Poker
entertainment.howstuffworks.com/how-to-play-video-poker.htm
Video poker adds something slot machines don't have -- an element of skill. Learn how to play video poker.
Traditional Chinese Medicine for the Digestive System
A variety of traditional Chinese medicines treat digestive system ailments like diarrhea and constipation. Get vital information on these medicines.