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How Waterless Toilets Work
science.howstuffworks.com/environmental/green-tech/sustainable/waterless-toilet.htm
Waterless toilets are a great way to save water. Visit HowStuffWorks to learn all about waterless toilets.
How Solar Aircraft Work
science.howstuffworks.com/environmental/green-tech/sustainable/solar-aircraft.htm
Solar aircraft could drastically cut down on fuel consumption. Visit HowStuffWorks to learn about solar aircraft.
How Sleepwalking Works
science.howstuffworks.com/life/inside-the-mind/human-brain/sleepwalking.htm
Sleepwalking is an abnormal behavior that occurs while someone is sleeping. Learn more about sleepwalking and find out how sleepwalking is treated.
10 Scientific Words You're Probably Using Wrong
science.howstuffworks.com/dictionary/astronomy-terms/10-scientific-words-using-wrong.htm
If you have a theory that potato chips are making you fat (with the proof being your expanding waistline), you've just used two scientific terms in a very unscientific way.
How do you build an underwater tunnel?
science.howstuffworks.com/engineering/structural/build-underwater-tunnel.htm
Underwater tunnels are so commonplace that we rarely think of the great dangers -- and extreme construction techniques -- these modern wonders require. With the opening of the Marmaray Tunnel in October 2013, it's time to take a second look.
How Stonehenge Worked
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/stonehenge.htm
The mysteries of Stonehenge have captivated us for centuries: Who built it and why? How did they move those giant stones? Though archaeologists and other researchers have replaced old theories with new ideas, many questions remain.
What happens to abandoned mines?
science.howstuffworks.com/engineering/structural/abandoned-mine.htm
Abandoned mine shafts may look romantic with their clapboarded entrances and rusting pickaxes, but they can be deadly. So who ensures that these dangerous sites are properly closed up? You may find the answer a little unsettling.
How do trees affect the weather?
science.howstuffworks.com/nature/climate-weather/storms/trees-affect-weather.htm
How do trees affect the weather? Learn how trees can influence not only the five-day forecast, but global climate patterns and global warming.
Can New York City's Skyscrapers Accommodate Vertical Farming?
science.howstuffworks.com/environmental/conservation/issues/vertical-farming.htm
Vertical farming is a method of large-scale farming in an urban environment. Learn about the benefits of a vertical farm and vertical farming technology.
Why do people blush?
science.howstuffworks.com/blush.htm
Blushing is actually related to the same system that triggers your fight-or-flight response. Find out what causes blushing and how blushing works.