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Dye packs are often used to foil bank robbers. Learn about dye packs in this article.

Paint rollers come in a variety of sizes and materials. Learn about the options for your next painting job in this article.

With your car in park, you can feel safe it won't roll down that hill. Learn how putting your car in park keeps your transmission from spinning.

Can I wash my face too much? Find out if there is such a thing as washing your face too much at HowStuffWorks.

Wolves may be a close relative of man's best friend, but we wouldn't recommend trying to befriend these wild canines. Check out these wolf pictures.

Why do my ears pop when I dive in the deep end of the pool?

How do VHS tapes prevent you from bootlegging a copy of a movie? Find out how Macrovision works.

Birds in space would actually do quite well because their wings would help stabilize them as they float through space. Learn about birds in space.

Driving underwater is nearly impossible for a standard car because the the air intake cannot be submerged. Learn about driving underwater.

Is it true that a diesel engine can operate under water while a gasoline engine cannot?

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