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In the more than eight years since it was written, the open-source operating system Ubuntu's "Bug #1" was seen as a rallying call: "Microsoft has a majority market share." But the entry was officially closed Thursday, as Ubuntu leader Mark Shuttleworth said things had changed since 2004.

It's not really a phone, the Facebook CEO says. And it's not an operating system. Zuckerberg says it's a "family of apps" that "becomes the home of your phone."

The company's long-term position in the smartphone market is complicated because of its historical association with hardware. One analyst says that what really matters to consumers are the software and new experiences.

With two new phones and a new operating system, the once mobile leader moved more along the lines of its contemporary rivals. The question now is whether it is too little, too late.

The announcement sets up a holiday-season face-off between the two companies. Like Apple, Google now has three different sizes of touch-screen devices.

Google will lay off about 20 percent of Motorola's mobile unit in an attempt to get the struggling mobile phone maker back in the black. Recent hires suggest that Google will focus on cutting-edge hardware to raise Motorola's prospects.

The late Apple chief Steve Jobs vowed before he died to destroy Android and that fight continues after his death. Apple is trying to keep Samsung's Android phones and tablets out of the U.S., charging that Samsung is violating Apple's patents. Apple has taken this fight global. Guest host David Greene talks to NPR's Laura Sydell about Monday's case.

Mobile phones and tablets have put a world of information at our fingertips, even when we're on the go. It would seem natural, then, for smartphones to help make traveling easier and more fun. But not all apps are created equal — so we got advice from Lauren Goode, a senior editor at the All Things D blog.

The decision by Research in Motion follows its failure to break into consumer markets dominated by iPhones and androids. Last quarter, the company lost $125 million. Analysts say BlackBerry's main problem is its trouble running third-party applications.

For some people, getting a good night's sleep seems like an impossibility. A new batch of gadgets and apps tries to help troubled sleepers learn how to get their best rest.