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After overseeing launch of Facebook Groups, Justin Shaffer moves formally to head of company's Facebook Places product. His predecessor takes over other mobile initiatives.
The launch of Facebook Places means start-ups like Foursquare are forced to rethink their business plans--and consumers are forced to rethink the entire idea of a location-based "check-in" service.
The New York-based company hopes that developers will use its opened-up code to install new apps on location-aware devices like iPhones and GPS navigators.
The rivalry between Gowalla and Foursquare might seem to define the nascent geolocation market. Hold your horses: Let's see what Facebook is cooking up.
The company, now out of stealth mode, hopes to make most of its money through corporate clients. It does, however, have a nightlife-navigating BlackBerry and iPhone download that could be pretty cool.
The business reviews site is working on an application for Apple's iPhone that will let "Yelpers" find out what's nearby and whether it sucks or not, representatives tell CNET News.com.
With Yahoo throwing its hat in the ring, all eyes are on location-based services as the app that will bring mobile social networking to the forefront.
Still struggling to gain critical mass, the small wireless carrier launches an ambitious events and entertainment search feature and hopes to add GPS functionality soon.
Young mobile social networks on display include tools to phonecast, engage in location-based tagging, and win online contests.
A look at the SoHo restaurant that's home to way too many blogger happy hours.