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How Broadcast Fax Works

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Broadcast fax allows users to send faxes simultaneously to many recipients. Find out how broadcast fax programs work.

How Pyromania Works

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Pryomania, or fascination with fires, is a controversial topic. Learn what causes pyromania, how pyromania can be treated and how common it is.

How Bunker Busters Work

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Bunker busters penetrate deep into fortified bunkers or underground compounds before exploding. Learn about bunker busters and how they're used in combat.

How 3-D PC Glasses Work

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3-D PC glasses are designed to convince your brain that you are seeing a real, three-dimensional object. Find out how 3-D PC glasses work.

Infertility

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Infertility is defined as a couple's failure to conceive a child after one year of regular sexual intercourse without birth control.

Before the digital camera explosion, flatbed scanners were the way to get images into a PC and online. These devices turn images on paper into data you can access on a computer. Find out how scanners analyze, process and transfer images.