Droid

It's not paranoia -- you really are surrounded by Androids. Google's mobile OS is now running on 200 million activated gadgets, matching the number running Apple's iOS. And recently, the 10 billionth Android app was downloaded.

Communication is increasingly moving off the grid and into the cloud. For cellphone users -- especially ones with smartphones -- there are a host of online tools and apps that can help reduce usage on carrier plans and save money. Here are a half dozen easy options.

Apple recently introduced iMessage, a new service that lets users send text messages, photos and videos between all Apple devices. This could challenge Research in Motion's BlackBerry Messenger service, which has been a unique selling point as the company struggles to compete with Google's Android and Apple's iPhone.

Google's shares have fallen 15% in the last three months while the S&P 500 has traded flat. This share price decline seems odd when contrasted with the spectacular success Google has been experiencing with its Android mobile OS. But there are good reasons Wall Street isn't impressed.

Microsoft used to be the most valuable tech company in the U.S. based on market capitalization. Apple took that crown away last year. Now, IBM has dropped the Redmond, Wash., giant into third place. So what's IBM doing right, and what's Microsoft doing wrong?

Amazon (AMZN) boss Jeff Bezos doesn't take the usual approach to sales, technology or even competition. At this week's ShopSmart summit, he spoke with candor about his idiosyncratic strategies, growth opportunities, and how digital technology is still reshaping retailing.

Apple's shares are trading at about $347, just shy of their all-time high of $364.90, which they hit in February. It's second quarter earnings were record-breaking. So why are some analysts beginning to worry about Apple's stock?

Smartphone sales are expected rise 49% this year to 450 million units, according to a new survey from electronics research firm IDC.

In four months, CEO Stephen Elop has slashed its workforce and turned the company in a new direction. On Friday, he launched his gutsiest strategy yet -- dumping Nokia's ailing Symbian mobile operating system and betting the house on Microsoft's Windows Phone 7 OS.

Verizon Wireless stores were braced for a crushing wave of customers seeking the newly available Verizon iPhone Thursday. But thanks to a strong pre-order campaign, the crowds were lighter than expected, and happy shoppers got their phones quickly.