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Brown Noise vs. White Noise: Which Is Best for Quality Sleep?
science.howstuffworks.com/pink-noise-brown-noise.htm
If you have trouble sleeping you might have been told to get a white noise machine. But white isn't the only color of noise out there.
Has Earth reached its carrying capacity?
science.howstuffworks.com/environmental/green-science/earth-carrying-capacity.htm
Carrying capacity is the idea that sustainability requires balance. Learn about carrying capacity and human population.
Here's the Buzz on Alcohol in Space
science.howstuffworks.com/alcohol-space.htm
While alcohol consumption is not completely alien to the space program, not much is known about its effects on the body outside our atmosphere.
Biophilic Design: How Bringing the Outside Inside Makes You Happy
home.howstuffworks.com/green-living/biophilic-design.htm
Biophilia is the idea that humans possess an innate tendency to seek connections with nature and it can help us to transform the way we live.
Only Child Syndrome: What It Is, Myths, and Facts
health.howstuffworks.com/mental-health/human-nature/only-child-syndrome.htm
Is Only Child Syndrome real or just a myth? Uncover the surprising truths about growing up without siblings—explore the unique traits, challenges, and advantages that set only children apart. What does science really say?
5 Odd Health Benefits of Brushing Your Teeth
health.howstuffworks.com/wellness/oral-care/products/5-health-benefits-of-brushing-teeth.htm
5 odd health benefits of brushing your teeth are explained in this article.
How Scanning Electron Microscopes Work
science.howstuffworks.com/scanning-electron-microscope.htm
Scanning electron microscopes give scientists an incredible level of magnification. Learn about scanning electron microscopes.
Why is there fluoride-free toothpaste?
health.howstuffworks.com/wellness/oral-care/products/fluoride-free-toothpaste.htm
Fluoride-free toothpaste is an option, but why would you want to use it? Find out why there is fluoride-free toothpaste.
How Smell Works
health.howstuffworks.com/mental-health/human-nature/perception/smell.htm
Smell is often our first response to dangers, such as fire and gas leaks. Learn more about the sense of smell and find out how the sense of smell works.
What is the extrasensory brain?
health.howstuffworks.com/human-body/systems/nervous-system/extrasensory-brain.htm
The extra sensory brain may be responsible for ESP and possible paranormal experiences. See if the extra sensory brain exists at HowStuffWorks.