Microsoft

Nokia is the global cell-phone leader, with sales of 329 million units in 2009. Yet when it comes to feature-packed smartphones in some markets, including the U.S., analysts say Nokia is under threat from rivals Apple, Research In Motion, and Google.

Microsoft Corp.'s Bing search engine gained market share in the U.S. in February, according to research groups.

Microsoft has worked for years to improve its search technology and narrow the gap with Google Inc. After launching its redesigned search site last June, the company waged a major marketing campaign to position Bing as better than Google or No. 2 Yahoo for shopping, booking travel and searching for medical information.

Google is making it easier for IT administrators to switch from Microsoft Exchange to Google Apps. The Internet search giant on Wednesday made available a tool to help businesses migrate from Exchange.

The Google Apps Migration for Microsoft Exchange tool will help lure more companies to Google Apps by simplifying the migration of e-mail, contacts and calendars from both cloud-hosted Exchange servers and those hosted at the customer's location. The tool allows businesses to make the move whether they have a handful or thousands of users.

Microsoft has invited developers to test-drive Internet Explorer 9. The software behemoth on Tuesday released an early version of its new browser to developers during the MIX10 event in Las Vegas.

With more competition from other browsers, including Google's Chrome, Apple's Safari, Opera and Mozilla's Firefox, Microsoft wants to make sure its browser remains on top. The first build of IE9 is a look at what the company has done.

Microsoft isn't going to let Apple have all the app-store fun. On Monday, the software giant announced more details about Windows Phone 7 Series applications in its online store as it moves to get third-party developers excited about the new platform.

Social networking site Facebook is opening an operations office in India, its first in Asia, to help manage rapid growth in the number of users.

The office, in the southern Indian city of Hyderabad, will have advertising and developer support teams, the company said Monday. It will supplement Facebook's other centers in Palo Alto, California; Dublin, Ireland; and Austin, Texas.

The move is part of a push to create support centers across time zones, with round-the-clock, multilingual support, the company said.

Sure, Windows 7 has garnered plenty of accolades since its release. But that doesn't mean that people haven't been annoyed at some of its new or unexpected behavior. The good news is that most of what ails Windows 7 can be remedied with a little know-how or an add-on program here or there. Read on to find out more.

Q: Where is Windows Movie Maker in Windows 7? I relied on this program in Windows Vista.

Twitter works great for the "twitterati," but in many ways it has failed to penetrate the mainstream web. For many people who aren't attached to their phones 24/7 or aren't multitasking between work and a stream of micro-thoughts of questionable depth, Twitter is a buzzword, something the media loves to chatter about but signifying nothing.

Microsoft showed off its Windows Phone 7 Series development platform Monday at the MIX10 conference in Las Vegas. Among other things, the new platform promises to give developers and designers the ability to use established technologies such as Silverlight and the XNA Framework to build new mobile apps as well as deliver compelling user experiences across a broad set of devices, according to Microsoft Vice President Scott Guthrie.

Microsoft's Xbox 360 video-game console moved to the top of the U.S. market in February. The software giant's console had been number two behind the Nintendo Wii for nearly three years.

The popularity of the new BioShock 2 game may have been behind Microsoft's sales of 422,000 Xbox 360s in February, an eight percent increase from a year earlier, according to NPD Group. Nintendo sold 397,900 Wiis and Sony sold 360,100 PlayStation 3 consoles in February.