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How Christmas Trees Work
people.howstuffworks.com/culture-traditions/holidays-christmas/christmas-tree.htm
It's time to unpack the ornaments, string up the popcorn, and yes -- untangle those lights. Plan on piling it all on a fresh Christmas tree? Learn about the different types and how to pick the perfect one.
How Mummies Work
science.howstuffworks.com/mummy.htm
They stick around long after death and compete with the likes of Dracula, Frankenstein's monster and the Wolfman as one of the great figures of classic horror movies. Are you brave enough to unravel the history of these real-life, tangible ghosts?
How Prison Telecommunications Work
people.howstuffworks.com/prison-telecommunication.htm
Prison telecommunications is tricky business when there's a risk prisoners will use telephone calls to commit crimes. Learn about prison telecommunications.
How Reverse Osmosis Works
science.howstuffworks.com/reverse-osmosis.htm
How does reverse osmosis work? Find out how a semipermeable membrane can act as a filter for some particles while letting others pass through.
How Historic Districts Work
home.howstuffworks.com/historic-district.htm
Historic districts could protect you from your neighbor's bad taste. Find out how historic districts work and how your neighborhood could become one.
10 Amazing Green Cities
science.howstuffworks.com/environmental/green-science/five-amazing-green-cities.htm
Sure, the Emerald City looked green, but you won't need green-tinted glasses to see how environmentally friendly the cities on this list are. What makes a city amazingly green?
How Perfume Works
science.howstuffworks.com/perfume.htm
Perfume is any substance that you wear and that smells. There are no requirements for it to smell good. Learn more about perfume at HowStuffWorks.
10 Green Laundry Tips
Laundry can seem like an endless task. This article offers a few practical laundry rules for you to follow, including energy-, labor-, and product-saving tips.
CoQ10: What You Need to Know
health.howstuffworks.com/wellness/natural-medicine/alternative/coq10.htm
Coq10 can be used to treat many ailments and illnesses. Learn all about coq10 and other alternative medicines at HowStuffWorks.
How Artificial Geothermal Energy Works
Artificial geothermal energy is made by adding water to naturally hot rocks. Learn about artificial geothermal energy.