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10 Everyday Car Technologies That Came From Racing
auto.howstuffworks.com/under-the-hood/trends-innovations/top-10-car-tech-from-racing.htm
Do you think you know 10 everyday car technologies that came from racing? Read this article to learn 10 everyday car technologies that came from racing.
How Blood Works
health.howstuffworks.com/human-body/systems/circulatory/blood.htm
Blood is the most commonly tested part of the body, and it is truly the river of life. Learn about red and white blood cells, lymphocytes, blood tests, blood types and blood donation.
Hearing Aid Basics
health.howstuffworks.com/medicine/modern-technology/hearing-aid.htm
Hearing aids are small electronic devices that amplify sound and help restore sound to the hearing impaired. Find out how hearing aids work.
How 'Fight Quest' Works
entertainment.howstuffworks.com/fight-quest.htm
Fight Quest is a new Discovery Channel show in which two fighters travel the globe to learn local fighting styles. Learn about Fight Quest.
Just How Many Galaxies Are in the Universe?
science.howstuffworks.com/dictionary/astronomy-terms/galaxy.htm
Galaxies are large systems of stars, gas, dust and dark matter that orbits a center and is bound by gravity. Learn about the characteristics of galaxies.
Have we reached peak oil?
science.howstuffworks.com/environmental/green-science/peak-oil.htm
Oil is a nonrenewable resource. Have we found all the oil there is to find, or is there more out there somewhere? What's the best way to wean ourselves from our oil dependency?
How to Buy a Car
auto.howstuffworks.com/buying-selling/car-buying.htm
Buying a car can seem like a daunting task. Learn about car financing, used cars, new cars, dealer scams and other information you will need before buying a car.
How Olympic Timing Works
entertainment.howstuffworks.com/olympic-timing.htm
In timed Olympic events, the difference between the gold and the silver can come down to a fraction of a second. You won't find that kind of accuracy in your typical wristwatch. Find out about the systems (and backup systems) that keep Olympic timing honest.
10 Scientists Who Were Their Own Guinea Pigs
science.howstuffworks.com/innovation/scientific-experiments/10-scientists-self-experimenters.htm
Some scientists choose to use their own bodies in their scientific experiments. Learn about 10 self-experimenting scientists.
How Federal Taxes Work
money.howstuffworks.com/personal-finance/personal-income-taxes/federal-taxes.htm
Federal taxes are somewhat complicated. Learn about how federal taxes work at HowStuffWorks.