Sharon GaudinReporter, Computerworld Follow me on Google+

Sharon Gaudin covers the Internet, social media, cloud computing and emerging technologies for Computerworld.

Twitter co-founder Biz Stone steps away from day-to-day duties

Twitter co-founder Biz Stone is stepping away from his day-to-day duties at Twitter.

Google's new search features put pressure on Bing

With Google now touting new image and voice search tools, Microsoft needs to keep up or risk falling behind the evolving search race.

Foursquare plans growth around readers who never check in

The company's large database of user-generated information could be an appealing source of information about the best and worst places to go in a city, Foursquare co-founder Dennis Crowley said at the opening day of the 140 Characters Conference.

Privacy groups push for U.S. Facebook probe

Several privacy groups are asking U.S. regulators to force Facebook to halt plans for its facial recognition service.

IDC lowers forecast for PC sales this year

Analyst firm IDC has lowered its expectations for the global PC market this year, blaming the drop on the demand for tablets computers, the economy and a bad first quarter.

Square iPad app makes cash registers history

Tech startup Square says that it's working to turn the iPad, iPhone, and Android devices into portable payment systems.

Facebook fights California privacy push

California is considering legislation that would tighten Facebook's privacy practices, and the social network is not happy about it.

Facebook joins Google in taking on Groupon

Facebook Tuesday added a new service that makes it more competitive with the popular Groupon discount coupon service.

Amazon cloud glitch knocks out popular Web sites

Popular Websites, including like Quora and Reddit, were hampered or knocked out Thursday because of server problems with Amazon.com's Web-hosting data center

Twitter getting a rival?

UberMedia, which owns major third-party mobile applications for the Twitter platform, is reportedly building a service that will compete directly against Twitter.

Google, N.Y. Times get game on with search puzzles

Google and the New York Times have teamed to create a daily question for users of the Web site and readers of the newspaper.

Google CEO Page homes in on social networking

New Google CEO Larry Page is reportedly tying employee bonus amounts to the company's success in building a social networking business.

Google may soon launch Apple iTunes rival

Google is testing a music service that would take on the popular Apple iTunes offering, according to online reports.

Google launches Person Finder for Japanese quake victims

Google was quick to launch a version of its People Finder service to help people find each other in the wake of the devastating 8.9 magnitude earthquake that hit Japan Friday.

Google Gmail is back -- except for power users

Google said that Gmail service has mostly been restored some four days after an outage -- except to those heavy users with "very large" inboxes.