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What Are Imaginary Numbers?
science.howstuffworks.com/math-concepts/imaginary-numbers.htm
An imaginary number is a value that's the square root of a negative number. It can't exist on a one-dimensional number line. We'll explain.
How does a mud bath improve the quality of your skin?
health.howstuffworks.com/wellness/spa-health/mud-bath-improve-the-quality-skin.htm
A mud bath can relieve stress, ease the body and calm the mind. But can a mud bath also improve the quality of your skin? Find out.
Can perfume make me smarter?
lifestyle.howstuffworks.com/style/body-scents-fragrances/can-perfume-make-me-smarter.htm
Are you wondering can perfume make me smarter? Learn if perfume can make you smarter in this article.
How to Make Distilled Water at Home
home.howstuffworks.com/green-living/how-to-make-distilled-water.htm
You'd like to learn how to make distilled water to put in your steam iron. Learn how to make distilled water.
DHEA and Fertility
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/fertility/dhea-and-fertility.htm
Can DHEA help fertility? Learn about the connection between DHEA and fertility.
How the Lifetime Learning Credit Works
money.howstuffworks.com/personal-finance/personal-income-taxes/lifetime-learning-credit.htm
The lifetime learning credit covers 20 percent of up to $10,000 in tuition and other costs. Learn more about the lifetime learning credit.
Coming Attractions: Who Picks the Movie Trailers We See?
entertainment.howstuffworks.com/movie-trailers.htm
The following article preview is rated "E" for Everyone. We'll now explain how movie trailers are selected.
Taoist Philosophy
people.howstuffworks.com/taoist-philosophy.htm
Taoist philosophy attempts to illuminate the interdependency of all things, including life, art, and language. Learn about taoist philosophy.
How Lie Detectors Work
people.howstuffworks.com/lie-detector.htm
Lie detection is a consistently controversial topic -- how can a machine tell truth from deception? Does everyone have the same physiological reaction when telling a lie? If so, how can some people "beat the box"? Find out what these devices measure and if they really can detect lies.
How Slot Machines Work
entertainment.howstuffworks.com/slot-machine.htm
Slot machines are a popular form of gambling. Learn about modern slot machines and old mechanical models and find out the odds of winning on slot machines.