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How the Glasswing Butterfly Flutters (Almost) Invisibly
animals.howstuffworks.com/insects/glasswing-butterfly.htm
At first glance, it might seem like something's missing. The glasswing butterfly (Greta oto) gets its common name from its transparent wings, which can make it almost invisible in flight.
How Pregnancy Works
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/conception/pregnancy.htm
Pregnancy revolves around the goal of turning a mass of cells into a baby. Explore each trimester of pregnancy and learn about pregnancy issues, from c-sections to amniocentesis.
Walking Injuries
health.howstuffworks.com/wellness/diet-fitness/information/walking-and-injuries.htm
Walking injuries can usually be avoided with proper conditioning. Learn about common walking injuries, their causes, and helpful prevention tips.
How Ebola Works
health.howstuffworks.com/diseases-conditions/infectious/ebola.htm
Ebola has killed thousands in Africa since it first broke in 1975. And it's back again. HowStuffWorks looks at the virus and the science to stop it.
10 Cool Things About Being a Medical Examiner
health.howstuffworks.com/medicine/healthcare/10-things-about-being-a-medical-examiner.htm
What are the perks of being a medical examiner? Here are the 10 cool things about being a medical examiner at HowStuffWorks.
Varicose Veins Causes and Treatments
health.howstuffworks.com/skin-care/problems/beauty/varicose-veins.htm
Varicose veins are a common beauty skin problem. Learn about how varicose veins work at HowStuffWorks.
Can humans start an earthquake?
science.howstuffworks.com/environmental/green-science/humans-start-earthquake.htm
Earthquakes are "natural" disasters, right? Yes, but that doesn't mean the shifting plates that cause them can't be aggravated by human industry.
Am I carrying my own twin?
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/issues/carrying-my-own-twin.htm
Are you carrying your own twin? Sometimes an early trimester death of a twin is absorbed by the other twin. See if you are carrying your own twin.
How Fusion Propulsion Will Work
science.howstuffworks.com/fusion-propulsion.htm
Using current rocket engine technology, a trip to Mars takes seven months. Fusion propulsion would cut that trip in half. Find out what fusion is and how it could speed up space travel.
How to Treat an Underarm Cyst
health.howstuffworks.com/skin-care/underarm-care/problems/treat-an-underarm-cyst.htm
Want to know how to treat an underarm cyst? Visit HowStuffWorks to learn how to treat an underarm cyst.