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Skin irritants could be a chemical, a surface or a substance to which you're allergic. See 10 common skin irritants you should you avoid.

Know what to use and how to use it when you add paint to your home. Learn the basics of house painting.

Take a look at a collection of photographs and illustrations of the Civil War president, Abraham Lincoln, at HowStuffWorks.

The Hollywood Sign symbolizes fame, fortune and the glamorous world of cinema and its stars. Learn about the history of the Hollywood Sign.

A bathroom scale can be found in most homes, but have you ever wondered what was inside? Check out these pictures of the inside of a bathroom scale.

It's technical name is sphygmomanometer and it takes your blood pressure. But how does it do that?

The Paper Flying Disc is a fun paper craft for those looking for a little action. Make your own Flying Disc and watch it fly and spin.

How is sound recorded on motion picture film?

A Taurus born May 1 is symbolized by the Bull and has an indomitable will and endless ambition. Learn about May 1 birthday astrology.

How to rebuild a carburetor. Visit HowStuffWorks.com to learn more about how to rebuild a carburetor.

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