Sprint gains contract subscribers in 4Q

(AP) -- Sprint Nextel Corp. said Thursday it managed to post a quarterly net gain of contract subscribers for the first time since 2007, as its turnaround continues.

US seeks light on shadowy online data collection

US regulators called Tuesday for more transparency from data brokers, citing potential for abuse in a rapidly growing industry that buys and sells information on people's Internet and offline activities.

Using cell phone networks to monitor volcanic activity

A paper published February 9 in Earth, Planets and Space by Japanese earth science researchers analyzed the potential of a dense Global Navigation Satellite System (GNSS) network, which is installed at cell phone base stations, ...

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