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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 Credit Cards Work
money.howstuffworks.com/personal-finance/debt-management/credit-card.htm
Credit cards have an interesting history. Learn how a credit card works, from the numbering system to how you can get rid of that high interest balance.
Eve Gene: Do We All Descend From a Common Female Ancestor?
science.howstuffworks.com/life/evolution/female-ancestor.htm
A common female ancestor could be what all humans can trace their lineage to. Learn more about the common female ancestor and Mitochondrial Eve.
How 17 Equals 49.6: The Amazing Multiplying Women
People consistently overestimate the female presence - in film, in the workplace, even on HowStuffWorks podcasts. Learn more at HowStuffWorks Now.
Can You Ace This 12th Grade Physics Quiz?
play.howstuffworks.com/quiz/can-you-ace-this-12th-grade-physics-quiz
You're gonna have to get PHYSIC-al with this quiz. It's so easy, a high schooler can do it! Actually, some of them can't. Do you think you can get a better score than a 12th-grader?
How Juggling Works
entertainment.howstuffworks.com/juggling.htm
Juggling involves the repeated tossing and catching of three or more objects. Find out how juggling works and learn how to juggle multiple objects.
How Oil Pulling Works
health.howstuffworks.com/wellness/preventive-care/oil-pulling.htm
Can swishing oil around in your mouth for 20 minutes net health benefits? Find out why some people swear by oil pulling.
The Ghosts of Gettysburg's Devil's Den
history.howstuffworks.com/american-civil-war/devils-den.htm
HowStuffWorks looks at Devil's Den, Gettysburg, Pennsylvania and examines stories about its ghosts.
Why Do Humans Have Body Hair?
health.howstuffworks.com/human-body/parts/human-body-hair.htm
Human body hair may seem annoying to groom, pluck and shave, but it does serve a purpose. Learn about human body hair and why we have hair on our bodies.
How do plug-in hybrids' mileage compare to other cars?
auto.howstuffworks.com/car-models/plug-in-hybrids/plug-in-hybrids-mileage.htm
How do plug-in hybrids' mileage compare to other cars? Find out how much gas plug-in hybrids use compared to other cars.