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What are microexpressions?

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Microexpressions, facial expressions that last a fraction of a second, are a form of nonverbal communication. Learn about microexpressions.

How Robot Armies Will Work

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Robot armies could soon account for up to one third of all vehicles currently in service. Learn about robot armies and robot army development.

Wellness Programs

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Wellness programs are programs that are designed to improve health and lower health care costs. Learn about different types of wellness programs.

How PlayStation 3 Works

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The PlayStation 3 is Sony's latest entry in the video game console market. Learn what makes it different from its predecessors and the competition.

How Jellyfish Work

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Although jellyfish have been around for over 650 million years, they're stil very mysterious. Learn the basics and the jellyfish life cycle.

How PEZ Works

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Where did PEZ come from? Learn more about PEZ candy and PEZ dispensers at HowStuffWorks.

Top 5 Inventions for Kids

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Edison, Bell, the Wright Brothers -- sure, their inventions changed the world, but they didn't tend to think up much for the kids. But that doesn't mean there haven't been some good ones over the years. So pick up your pogo stick and hop along to find out five of our favorites.

Search Results | 2006