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How does a ball point pen work?
science.howstuffworks.com/innovation/science-questions/question683.htm
How does a ball point pen work?
How Feng Shui Works
people.howstuffworks.com/feng-shui.htm
What is feng shui? Is it science or superstition? Where did it come from? How do you use it? Get answers and learn about the art of feng shui.
DIY Passive Solar Heat for Your Garage
home.howstuffworks.com/green-living/solar-garage-furnace.htm
Passive Solar energy is great... it is free, clean, simple, and functional. Learn more about DIY passive solar heat for your garage.
If Cars Have Shoulder Seat Belts, Why Not Airplanes?
Commercial flight is extremely safe. But could it be even safer if airplanes had shoulder harnesses instead of lap belts?
Gemini Compatibility in Love, Work and Friendship
entertainment.howstuffworks.com/horoscopes-astrology/gemini-compatibility.htm
If you're a Gemini, which signs will you connect with best in love, friendship and work? We talk with two astrologers to learn about Gemini compatibility.
The Engine Quiz for Dummies
play.howstuffworks.com/quiz/the-engine-quiz-for-dummies
Turn the key and go is fine until you turn the key and it doesn't go. Not sure what's going on under your hood? Take this quiz to see what you know and learn some new things along the way. We bet you know more than you think!
How Car Cooling Systems Work
auto.howstuffworks.com/cooling-system.htm
A car engine produces so much heat that there is an entire system in your car designed to cool the engine down to its ideal temperature and keep it there. Learn all about fluid-based cooling systems.
Can pressing your upper lip stifle a sneeze?
health.howstuffworks.com/human-body/systems/nose-throat/can-pressing-upper-lip-stifle-sneeze.htm
The urge to sneeze can come upon you at the worst times. Find out if pressing your upper lip can stifle a sneeze at HowStuffWorks.
How NASCAR Safety Works
auto.howstuffworks.com/auto-racing/nascar/nascar-basics/nascar-safety.htm
NASCAR safety has improved dramatically since the death of Dale Earnhardt. Learn about NASCAR safety technology and see pictures of NASCAR safety devices.
What State Is Washington, D.C., In?
history.howstuffworks.com/american-history/what-state-is-washington-dc-in.htm
Washington, D.C. is the seat of America's federal government. But what state is Washington, D.C. in?