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How does public transportation help the environment?
science.howstuffworks.com/transport/engines-equipment/public-transportation-help-environment.htm
In January 2004, the citizens of Milan, Italy, were preparing for a strike that would shut down all public transportation. Since an estimated 28 percent of greater Milan's 3 million populace relied heavily on public transit, the strike meant gridlock for most of the city.
How does stealth technology work?
science.howstuffworks.com/question69.htm
When an airplane is described as a "stealth" aircraft, what does that mean? What is "stealth technology" and how does it work?
How does the Farmers' Almanac predict weather?
science.howstuffworks.com/nature/climate-weather/atmospheric/farmers-almanac-predict-weather.htm
It sure would be handy to know what the weather is going to be like for the next year. Unfortunately, there's just one problem: Weather is notoriously difficult to predict. So is the Farmers' Almanac accurate, or is it just blowing hot air?
How does the brain create an uninterrupted view of the world?
science.howstuffworks.com/life/inside-the-mind/human-brain/steady-view.htm
To achieve stability despite quick eye movements, the eyes take before and after shots of an image and compare them. Now, scientists may have finally discovered how.
How does the toilet in a commercial airliner work?
science.howstuffworks.com/transport/flight/modern/question314.htm
When flushing the toilet in a passenger airplane, I'm amazed by the huge noise it makes -- like a powerful vacuum cleaner. Can you explain what makes this noise?
How does your body know the difference between dominant and recessive genes?
science.howstuffworks.com/life/genetic/question669.htm
Ever since I took biology in high school I have wondered -- why do humans (and plants and animals) have two of every gene, and why is one "dominant" and the other "recessive"? How does my body know which one is dominant? How does it pick between the
How does your brain impact your survival chances in the wilderness?
science.howstuffworks.com/life/inside-the-mind/human-brain/survival-psychology.htm
Survival psychology can be just as important physical fitness in the wild. Learn more about survival psychology and how your brain reacts to stress.
How fMRI Works
science.howstuffworks.com/fmri.htm
fMRI, or functional magnetic resonance imaging, looks at blood flow in the brain to detect areas of activity. Learn about fMRI and its invention.
How far in advance should I check the weather forecast?
science.howstuffworks.com/nature/climate-weather/storms/check-weather.htm
If you check the weather regularly, you may have wondered how much good it does you. Learn when the best time to check weather in advance is.
How far underground are oil deposits?
science.howstuffworks.com/environmental/energy/underground-oil-deposits.htm
The U.S. consumes 19.1 million barrels of petroleum each day -- almost half of it in the form of gasoline, according to the U.S. Energy Information Administration.