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Your search for "seven" returned 2,636 results
Is your workplace tracking your computer activities?
computer.howstuffworks.com/workplace-surveillance.htm
If you're surfing the Internet at work, you may not be the only one who knows. Watching workers has become an industry unto itself. Find out exactly how companies are monitoring employees.
How Body Armor Works
science.howstuffworks.com/body-armor.htm
Look at hard body armor and other modern armor technologies to see how they can stop bullets.
How Pinball Machines Work
electronics.howstuffworks.com/pinball-machine.htm
The pinball machine is an arcade standard, and there are those who have truly mastered its secrets. Find out about tilt sensors, replays, matches, combination shots and more.
How WWII Fighter Planes Worked
science.howstuffworks.com/wwii-plane.htm
The film "Pearl Harbor" is now playing. Look at the aircraft involved in that battle, technological marvels for their time.
How Lotteries Work
entertainment.howstuffworks.com/lottery.htm
Lotteries are a form of gambling run by the state. Learn how states run lotteries, how lotteries conduct drawings and how likely you are to win the lottery.
How Vampire Power Works
electronics.howstuffworks.com/everyday-tech/vampire-power.htm
Vampire power, also known as standby power, refers to the power gadgets waste just by being plugged in. Learn how vampire power sucks your wallet dry.
How Your Appendix Works
health.howstuffworks.com/human-body/parts/appendix.htm
Does your appendix serve a purpose? Learn what some say your appendix does, what your appendix looks like and what can go wrong with an appendix.
How Hearing Impaired Telephones Work
electronics.howstuffworks.com/hearing-impaired-telephones.htm
Hearing impaired people have a number of options to use telephone technology. Learn about hearing impaired telephones in this article at HowStuffWorks.
Inside '10,000 BC'
entertainment.howstuffworks.com/10000-bc.htm
'10,000 BC' is a new prehistoric movie from famed director Roland Emmerich. Learn about the making of the movie '10,000 BC.'
Sperm Banks
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/fertility/sperm-bank.htm
Sperm banks use sperm donors to gather or preserve sperm. Learn how a sperm bank stores sperm and screens donors.