Sprint posts big 4Q loss, revenue rises

(AP) -- The impending shutdown of the Nextel network doubled Sprint Nextel Corp.'s loss in the first quarter, it said Wednesday, as it wrote down the value of the network and subscribers kept leaving it.

(AP) -- Sprint Nextel says its subscriber losses slowed in the fourth quarter, an encouraging sign for the wireless carrier that has lost millions of customers over the past few years.

(AP) -- Clearwire Corp., which runs a wireless data network, on Thursday reported its first drop in quarter-over-quarter revenue, as a new deal with major customer Sprint Nextel Corp. kicked in.

(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.

(AP)—The launch of the iPhone 5 helped AT&T attract more new customers in the holiday quarter than it has in three years, but it posted a big loss because of an annual adjustment to its pension obligations.

(AP) -- Wireless chip-maker Qualcomm Inc.'s results for the latest quarter beat Wall Street's expectations, and its projections for the current quarter are also above analysts' estimates.

The board of Yahoo! has agreed to a deal to purchase the popular blogging platform Tumblr for $1.1 billion, the Wall Street Journal reported Sunday.

(AP)—Yahoo CEO Marissa Mayer is promising to unveil "something special" Monday in New York as she tries to attract more traffic and advertising to the Internet company.

(AP)—The Canadian government is trying to lure Silicon Valley tech workers who are frustrated by U.S. visa policies, just as Congress wrestles with a long-sought overhaul of America's immigration system.

(AP)—Bloomberg LP, the financial news and information service, on Friday said it has appointed Samuel Palmisano, the former CEO of IBM, as an independent adviser on its privacy and data standards.

Apple and US lawmakers are gearing up for a showdown over taxes—specifically how to deal with the huge stockpile of cash held by Apple and other multinational firms offshore.

Yahoo! scheduled a news conference Monday amid reports it was in talks on with the popular blogging platform Tumblr about an acquisition or strategic alliance.