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The Invasive Joro Spider Is Getting Cozy in the U.S.
animals.howstuffworks.com/arachnids/joro-spider.htm
Native to East Asia, the Joro spider has adapted to life in the southern U.S. and, as far as we know, is a beneficial addition to the ecosystem.
How many sheets of paper can be produced from a single tree?
science.howstuffworks.com/environmental/green-science/question16.htm
We know that paper comes from trees, but just how much does it take? Let's do the math and figure out how much paper your average tree can be made into.
Quick Tips: pH-Balanced Skin Cleansers
health.howstuffworks.com/skin-care/cleansing/products/quick-tips-ph-balanced-skin-cleansers.htm
Learn all that you need to know about using the proper pH balanced skin cleanser and get the skin cleanser with the right pH balance for your skin.
The Worst Air Quality in the World Is in Mountainous Terrain
science.howstuffworks.com/environmental/green-science/worst-air-quality-in-the-world.htm
Air pollution is widely recognized as a major threat to public health, and while air quality data is widely available, the large-scale solutions are often difficult to enact. There are efforts in most developed countries to improve air quality, and pretty much everyone (except the polluters) agrees that it's an urgent problem.
How Inheritance Tax Works
money.howstuffworks.com/personal-finance/personal-income-taxes/inheritance-tax.htm
Inheritance tax is also known as an estate tax or death tax. Find out why a grieving family has to pay an inheritance tax.
Hear Sounds When Watching Silent Videos? It Might Be Synesthesia
Some people hear what they see. HowStuffWorks looks at the science.
How MapQuest Works
money.howstuffworks.com/mapquest.htm
MapQuest was a household name in mapping technology, but it was later eclipsed by Google Maps and other technology. What is MapQuest up to now?
How Siri Works
electronics.howstuffworks.com/gadgets/high-tech-gadgets/siri.htm
Apple's mobile assistant Siri is the source of much comedy -- and frustration -- among users. How did Siri come to be, and how useful is it, really?
How can I unlock my front door when I'm out of town?
electronics.howstuffworks.com/gadgets/home/unlock-front-door-remotely.htm
You can now unlock your front door remotely via the Internet or a cell phone. Explore the technology that allows you to unlock your front door remotely.
How Airports Work
science.howstuffworks.com/transport/flight/modern/airport.htm
Did you know that airports were once known as "flying fields" because planes took off and landed in large fields? Journey through the hidden world of airports in this article, but without the stress, nail-biting and packages of peanuts.