A computer virus can cause a lot of damage. Find out about worms, computer virus history, origins, and evolution, and how to protect your computer.

Computer viruses originated as a result of three main factors -- pcs, bulletin boards, and floppy disks. Learn more about the origins of computer viruses.

Learn about Computer virus. Read our encyclopedia entry on Computer virus. ... Please copy/paste the following text to properly cite this How Stuff Works article:

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... software, the Internet and more. Check out the computer videos on HowStuffWorks ... to clearly illustrate how a trojan horse virus works and the damage it can cause your computer.

Although they can't do much damage at present, in the future cell-phone viruses may be as debilitating as computer viruses. Learn how cell-phone viruses spread, what they can do ...

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http://computer.howstuffworks.com/virus.htm A detailed explanation of the different kinds of computer viruses and how they work. There's One More Talk You Need to Have

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