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How Firewalls Work
Firewalls protect computers in large companies and they're a critical component of home networks. What are they protecting you from?
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10 Useful Google Tools
Google is the undisputed leader in searching the Web, but the company doesn't like resting on its laurels. What other products does the Internet behemoth offer?
How the Xynergi Keyboard Works
It's been called a $28,000 keyboard, but actually the Xynergi keyboard is part of a desktop media production center package. Can it revolutionize the media editing industry?
Is it better to turn my computer off when not in use?
Several factors determine whether you should leave your computer on or off. Networking, economic factors, and stressed-out components all play a part.
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How File Compression Works
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How Brain-computer Interfaces Work
Imagine being able to transmit signals that would allow a blind person to see directly into his or her brain. For severely disabled people, the brain-computer interface could be the most important technological breakthrough in decades.
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