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Things your nails say about health can give you a warning when you're sick, malnourished or stressed. Learn about things your nails say about health.

Car testing is done by automakers to spot and fix design flaws before they go into mass production. Learn how car testing works in this article.

Have you ever stopped to wonder how does the heart pump blood to itself and the rest of your body? Learn the answer to how does the heart pump blood.

fMRI, or functional magnetic resonance imaging, looks at blood flow in the brain to detect areas of activity. Learn about fMRI and its invention.

To recover data from a hard drive is critical when you've lost important files or work. See your options on how to recover data from a hard drive.

The Porsche Panamera is a 4-door sports sedan with hybrid option. Read about the development and specs of the Porsche Panamera hybrid.

Microlending is a new type of lending that has entered the scene. Learn how microlending works and what risks are involved.

Burns are a common beauty skin problem. Learn more about how burns work at HowStuffWorks.

Fifth disease is a common baby skin problem. Learn more about how fifth disease works at HowStuffWorks.

Hair removal creams are a popular hair removal method. Visit HowStuffWorks to learn all about hair removal creams.

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