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How 3-D Glasses Work
science.howstuffworks.com/3-d-glasses.htm
NASA's Mars rovers are sending 3-D images to Earth, so we can see depth and texture on the Martian surface. And how do we see this depth and texture? 3-D glasses, of course! Check out how they work.
How can someone tamper with an electronic voting machine?
people.howstuffworks.com/vote-tampering.htm
Vote tampering is kept to a minimum thanks to the new electronic voting machines that are used around the country. Learn about vote tampering.
How the NASDAQ Stock Exchange Works
money.howstuffworks.com/nasdaq.htm
The NASDAQ stock exchange, also known simply as the NASDAQ, is the place where people go to buy and sell shares of stock. Find out how the NASDAQ works.
How Firewalking Works
entertainment.howstuffworks.com/arts/circus-arts/firewalking.htm
Firewalking barefoot over hot coals has been featured in movies and TV reality shows. Learn more about how firewalking, and not getting burned, works.
How to Install a Fluorescent Light
home.howstuffworks.com/home-improvement/repair/how-to-install-a-fluorescent-lamp.htm
Consider replacing some of your old incandescent fixtures with fluorescent lamps. Fluorescent light provides shadow-free illumination, but, best of all, fluorescent bulbs are more efficient than incandescent bulbs. Learn how to install a fluorescent fixture.
Does male circumcision up the risk of male-to-female HIV transmission?
health.howstuffworks.com/diseases-conditions/infectious/circum-aids-female.htm
The giddiness over studies showing that circumcision reduces a man's risk of contracting AIDS from an infected woman has died down a bit in the wake of subsequent research. It appears that a woman's risk of contracting AIDS from an infected man may be greater if he's circumcised.
What Does a Boxing Promoter Do?
entertainment.howstuffworks.com/boxing-promoter.htm
A boxing promoter is in charge of setting up and paying for everything involved in a boxing match. Learn about the role of a boxing promoter.
Is alcohol more dangerous than ecstasy?
health.howstuffworks.com/wellness/drugs-alcohol/drug-ranking.htm
In Britain, illegal drugs are ranked as A, B, or C. Class A is supposed to be the most harmful, and Class C is supposed to be the least harmful. A recent study shows that the rankings may be all mixed up.
Composting for a Vegetable Garden
home.howstuffworks.com/composting-for-a-vegetable-garden.htm
A compost pile is a great resource for your vegetable garden. It provides nutrient-rich soil, and it helps clear away some of your kitchen waste. Learn all about maintaining a compost pile.
Should you play in sports leagues with coworkers?
entertainment.howstuffworks.com/should-you-play-in-sports-leagues-with-coworkers.htm
Should you play in sports leagues with co-workers? Learn about the pros and cons of playing in sports leagues with co-workers.