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How Vitamin B6 Works

health.howstuffworks.com/wellness/food-nutrition/vitamin-supplements/vitamin-b6.htm

Vitamin B6, also known as pyridoxine, is found in every food in one form or another. Learn how much you should ingest and the best ways to get it.

How Sign Language Works

people.howstuffworks.com/sign-language.htm

Sign language has been used for centuries as a way to communicate with the deaf. Learn about sign language and see pictures of the sign language alphabet.

Ethernet is one of the most common computer-networking components, and the standardization of this technology has created some of the easiest ways to connect a few computers with or without wires. There's a good chance you're using it right now. Find out what Ethernet is and how it creates a computer network.

How Facebook Works

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Facebook is a social networking site. It was created for Harvard students but has expanded to an open membership. Learn about Facebook and the Facebook network.

How Earthworms Work

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Earthworms aren't just good for fish bait. Read about earthworm anatomy, reproduction and life as an earthworm at HowStuffWorks.

10 Mysterious Pains You Shouldn't Ignore

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Some pains should never be ignored because they could put your health - or worse - your life at risk. But how do you know which is just a little discomfort and which is a sign of more?