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How RACEf/x Works
auto.howstuffworks.com/auto-racing/nascar/nascar-basics/racefx.htm
RaceFX gives you the edge when you're watching a NASCAR race on TV -- it highlights a car and follows it around the track at 200 mph! Find out how this high-tech tracking system operates!
How Tower Cranes Work
science.howstuffworks.com/transport/engines-equipment/tower-crane.htm
Tower cranes rise 150 feet in the air and lift up to 19 tons. Plus, they actually build themselves! They're simply amazing. Learn how these structures accomplish such feats.
How the UPC Code Works
electronics.howstuffworks.com/gadgets/high-tech-gadgets/upc.htm
Nearly every item that you purchase from a grocery store, department store, or mass merchandiser has a UPC code on it somewhere. Ever wondered why? Let's find out how the average UPC code works!
How Self-healing Spacecraft Will Work
science.howstuffworks.com/self-healing-spacecraft.htm
Scientists are now developing a new type of composite material that will allow spacecraft to repair themselves. Learn more about this amazing future technology.
How do CDs (certificates of deposit) work?
money.howstuffworks.com/personal-finance/budgeting/certificates-of-deposit.htm
CD money accounts can yield higher interest returns than standard savings accounts. Learn more about investing in CD money accounts.
Did da Vinci really sketch a primitive version of the car?
auto.howstuffworks.com/da-vinci-car.htm
Did da Vinci really sketch a primitive version of the car? Discover the answer to the question, did da Vinci really sketch a primitive version of the car?
Does reading in dim light really hurt your eyes?
health.howstuffworks.com/human-body/systems/eye/reading-in-dim-light.htm
Does reading in dim light really hurt your eyes? Find out if the old saying is true and see if you can damage your eyes by reading in dim light.
Should we be worried about the dead zone in the Gulf of Mexico?
science.howstuffworks.com/environmental/earth/oceanography/dead-zone.htm
The Dead Zone is a vast area off the Gulf of Mexico, larger than several U.S. States, that is deadly to marine life. Learn more about the Dead Zone.
Heart Pictures
health.howstuffworks.com/human-body/systems/circulatory/heart-pictures.htm
Take a look at these heart pictures to learn about the different parts of the heart and more. See our heart pictures to learn more.
What Is Octane and How Does It Work?
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/question90.htm
Adding a chemical called tetraethyl to fuel can significantly improve the gasoline's octane rating. But what is octane? And how does it improve the gasoline we buy? Read on to explore this fascinating molecule.