AT&T is at it again. In June of 2010, AT&T pulled the plug on its unlimited data plans and switched to tiered bandwidth plans. Now, AT&T is switching things up again -- giving customers more megabytes per dollar, but charging more money in the process. So, which AT&T data plan is right for you?

A new study by network security firm Palo Alto Networks shows "explosive" growth in the use of social networks in the workplace, with a 300 percent increase in social media activity in the latter half of 2011 compared with the same period of 2010.

True or not, CFOs are asking: Is Research in Motion dead in the enterprise?

The Nokia Lumia 710, one of the first phones in the U.S. to ship with Microsoft's well-received Windows Phone 7.5 software, may have just arrived on the scene, but already it's priced as low as they go.

It's the Year of the Mobile Enterprise; time to adjust to it.

VMWare's tool would let you create a virtual machine on a smartphone, separating personal and professional data.

Verizon Wireless is offering pocket-size hotspots for Internet access in 205 countries.

Apps are on everyones mind at this years CES and Ford is no different. The Detroit car giant paired up with INRIX, a leading provider of traffic information, to create a new version of their SYNC Destinations app.

Siri's wisdom seemingly knows no end. The voice-controlled assistant found in Apple's iPhone 4S has now turned its talents to playing the piano. No joke.

After months of wrangling against opposition from the FTC and the Justice Department, AT&T has finally admitted defeat in its attempt to take over rival cell carrier T-Mobile. By canceling the $39 billion deal, AT&T stands to lose almost $4 billion in cancelation fees to T-Mobile and, more importantly, has failed to eliminate one of its cell carrier rivals. While the deal's collapse is bad for AT&T, though, it should be cause of celebration for consumers.