U.S. stocks fell for a third day in a volatile session Tuesday, led by declines in consumer discretionary and technology shares, while another drop in the Russian rouble added to worries about the global economy.

Facebook Inc (FB.O) has stopped including results from Microsoft Corp's (MSFT.O) Bing search engine on its social networking site.

Europe's antitrust chief will meet Google's critics in the coming weeks in an effort to resolve issues in a four-year investigation which has stirred up politicians and lawmakers on both sides of the Atlantic.

Former Microsoft Corp (MSFT.O) Chief Executive Steve Ballmer and civil rights activist Jesse Jackson livened up the technology company's annual shareholder meeting on Wednesday, grabbing the spotlight from the current leaders on stage.

When EU politicians call for the break-up of Google, it can sound like sour grapes, the anti-American backlash of an aging Europe envious, and fearful, of the wealth and growing power of young U.S. tech giants.

European privacy regulators want Internet search engines such as Google (GOOGL.O) and Microsoft's Bing (MSFT.O) to scrub results globally, not just in Europe, when people invoke their "right to be forgotten" as ruled by an EU court.

Microsoft sued the Internal Revenue Service on Monday, seeking information about a law firm hired by U.S. tax authorities in a review of how the software company books sales between subsidiaries.

Microsoft Corp's Azure cloud-computing service, which hosts websites and lets customers store and manage data remotely, suffered serious outages on Tuesday taking its popular MSN web portal offline.

Finland's Nokia (NOK1V.HE) launched a new brand-licensed tablet computer on Tuesday which is designed to rival Apple's(AAPL.O) iPad Mini, just six months after the company sold its ailing phones and devices business to Microsoft (MSFT.O) for over $7 billion.

Finland's Nokia (NOK1V.HE) announced a brand-licensed tablet computer which runs on Google's (GOOGL.O) Android platform, just six month after the company sold its ailing phones and devices business to Microsoft (MSFT.O) for over $7 billion.