Facebook on Tuesday announced plans to move its fast-growing operations to a sprawling Silicon Valley campus once home to Sun Microsystems.

Facebook, which turned seven years old this month, has seen its ranks of employees increase by about 50 percent annually and is already cramped in the space it moved into in the city of Palo Alto in early 2009.

Pundits might put a different spin on how and when it will happen but all see a struggle for survival by traditional booksellers thanks to a growing shift to electronic books and Internet sales.

And eyes are on the current woes of large U.S. book retailers for how best to face the challenge.

Nokia, the world's leading mobile phone maker, said Monday that its new E7 business Smartphone, whose release had been delayed from the end of 2010, will be on sale in "select markets" this week.

The E7 "will begin arriving in stores in select markets this week, with broader availability building up quickly in several markets," the company said in a statement.

Software hacker group "Anonymous" launched attacks Sunday against the Italian government's website citing political grievances, ANSA news agency reported.

"Anonymous" announced its distributed denial-of-service (DDoS) assaults earlier in the day, saying they were launched because "the political and economic situation in Italy has become unstable."

The computer network that runs the Nasdaq Stock Market has been penetrated by hackers multiple times during the past year, according to a newspaper report.

The Wall Street Journal reported on its website late Friday that federal investigators are trying to identify the perpetrators and their motive.

The global warehouse for Internet addresses ran empty on Thursday.

The non-profit Internet Corporation for Assigned Names and Numbers (ICANN) doled out its last five batches of "IP" numbers that identify destinations for digital traffic.

A spat between Internet titans heated up on Wednesday with Microsoft angrily denying that Bing copies Google's search results and the world's top online search engine adamant it has proof.

Microsoft senior vice president Yusuf Mehdi went on the offensive in a blog post that accused Google of tricking Bing with a "honeypot attack" too sweet to resist.

Google provided a glimpse Wednesday of tablet computer software crafted to dethrone the iPad and courted developers key to the success of Apple gadgets.

Google showed off a Honeycomb version of its Android operating system that will debut on the upcoming Motorola Xoom tablet that won rave reviews at the Consumer Electronics Show in Las Vegas last month.

U.S. videogame giant Electronic Arts (EA) on Tuesday reported a deepened loss in the last quarter but saw a bright future as players opt increasingly for online play and digital downloads.

The Northern California-based firm posted a net loss of $322 million on net revenue $1.05 billion in the quarter ending December 31 as compared with a loss of $82 million on revenue of $1.24 billion in the same period a year earlier.

News Corp.'s Rupert Murdoch is to unveil "The Daily" on Wednesday, a digital newspaper for the iPad, the tablet computer the media tycoon has said may be the savior of the struggling news industry.

Murdoch, the 79-year-old chairman and chief executive of News Corp., and Eddy Cue, vice president of Internet Services at iPad maker Apple, are to take the wraps off The Daily at an event at the Guggenheim Museum in New York.