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Bitcoin is growing up. The virtual currency that caught the public's attention last month when its value zoomed briefly past US$200 kicked off its first Silicon Valley conference Friday evening and shows no sign of losing momentum.

A data center in Sweden has cut its energy bills by a million dollars a year using seawater to cool its servers, though jellyfish are an occasional hazard.

A new survey from the Uptime Institute suggests fatigue is setting in when it comes to making data centers greener, and it may be partly due to overachievers like Google and Microsoft.

John Swainson has one of the more challenging jobs in the tech industry right now. As president of Dell's software division, he's charged with sorting through all the software Dell has acquired and organizing it into coherent offerings that can further its effort to become a more profitable, software- and services-driven company.

Any deal by IBM to sell parts of its server business to Lenovo is likely to focus on low-end commodity x86 hardware, not higher-end x86 systems such as IBM's PureSystems and iDataPlex servers, an industry analyst said Thursday.

Advanced Micro Devices reported a 31 percent drop in revenue for the first quarter as it continues to battle a weak PC market and lackluster demand for its chips.

A new survey suggests that large data centers might be less energy efficient than was previously thought.

Facebook has posted a Q&A on its website about the privacy implications of its new Facebook Home software for Android phones, though it was unclear if it has addressed all the concerns raised.

Hewlett-Packard's Ray Lane is giving up his role as chairman amid ongoing shareholder disapproval of HP's troubled Autonomy acquisition.

Oracle has announced a batch of servers based on new Sparc processors and in the process has begun an expected shift toward converging its two families of Unix servers onto a single chip architecture.

Hewlett-Packard's shareholders have voted to reelect its entire board of directors, despite opposition from investors who want some members held accountable for recent troubles at HP, including its ill-fated acquisition of Autonomy.

Warren East, the outgoing CEO of UK chip design company ARM, has never displayed the bravado of his counterparts across the Atlantic, and that was on show Tuesday when he explained his surprise decision to leave the company on July 1.