A Wireless Communications System That Works When Cell Phones, Internet Are Down

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LifeNet lets computers and phones talk to each other without an Internet connection, which could come in handy after disasters that knock out communication networks. One of the first things to disappear in the wake of a major disaster is reliable communication. Without access to cell phone service or the Internet, it's difficult for first responders--or anyone who wants to help out--to speak with each other.

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A Wireless Communications System That Works When Cell Phones, Internet Are Down

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