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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.
How Kissing Works
people.howstuffworks.com/kissing.htm
Anthropologists report that 90 percent of the people in the world kiss. Learn how one gesture has come to signify affection, celebration, grief, comfort and respect.
How the Physics of Football Works
entertainment.howstuffworks.com/physics-of-football.htm
There's a reason why some passes miss their target, and others land right in the receiver's hands -- it's physics! Take a look at the game from a whole new angle.
10 Reasons Why Bridges Collapse
science.howstuffworks.com/engineering/structural/10-reasons-why-bridges-collapse.htm
You may see most bridges as those things you cross on your way to somewhere else, but where would you be if one collapsed? We've figured out 10 reasons why the worst happens.
10 Myths About Hangovers
health.howstuffworks.com/mental-health/human-nature/health-myths/10-hangover-myths.htm
Many hangover myths revolve around possible remedies, most of which are useless. See 10 myths about hangovers to learn fact from fiction.
How Urban Sprawl Works
science.howstuffworks.com/environmental/green-science/urban-sprawl.htm
Urban sprawl occurs when people move from cities to the areas around them and develop the land with houses, businesses and roads. Learn about urban sprawl.
Autism Basics
health.howstuffworks.com/mental-health/autism/autism.htm
Autism is a condition that interferes with a child's ability to communicate and interact socially. Learn about treatments and the probable causes of autism.
What Are the 17 Symptoms of PTSD?
science.howstuffworks.com/ptsd.htm
Post-traumatic stress disorder was first described by a doctor treating patients during the Civil War. Learn about post-traumatic stress disorder.
Benefits of Vitamin C
health.howstuffworks.com/wellness/food-nutrition/vitamin-supplements/vitamin-c-benefits.htm
Vitamin C has numerous health benefits ranging from the common cold to deadly diseases like cancer. Learn about the benefits of vitamin C.
Poker Betting Tips
entertainment.howstuffworks.com/poker-betting-tips.htm
Poker betting can be tricky. You don't want to lose your shirt, but you need a decent bankroll. Learn how to bet while playing poker.