Main Apple data center to tap only renewable power

(Reuters) - Apple Inc plans to power its main, North Carolina data center entirely with renewable energy sources by the end of this year, taking steps to address longstanding environmental concerns about the rapid expansion of high-consuming computer server farms.

U.S. senators flame Facebook's Saverin on taxes

(Reuters) - Facebook co-founder Eduardo Saverin, who has renounced his U.S. citizenship, was accused on Thursday by two U.S. senators of dodging taxes on Facebook stock-market profits.

Analysis: Facebook can't take Asian growth for granted

SINGAPORE (Reuters) - Even as Facebook fever grips investors ahead of the social networking giant's potential $100 billion-plus initial public offering, its breakneck growth in Asia may be slowing as it moves beyond desktop users to those who access the Internet largely or solely from a mobile phone.

No respite for HP, Dell in Windows 8: BMO

(Reuters) - Microsoft's long-awaited launch of the Windows 8 OS may not change the fortunes of PC makers, BMO analysts said, lowering their price targets on the stocks of Hewlett-Packard Co and Dell Inc.

Several brokerages stop taking Facebook IPO orders

NEW YORK (Reuters) - Investors who want Facebook Inc shares when the No. 1 online social network goes public later this week may have lost the opportunity. TD Ameritrade and Fidelity's brokerage arm both stopped accepting orders of Facebook shares as of Tuesday evening, according to representatives for each of the companies.

Wi-Lan says court to proceed with patent trial

(Reuters) - Canadian patent licensing company Wi-Lan Inc said a U.S. judge had allowed its patent suit to proceed against eight companies, including units of Alcatel-Lucent, Ericsson, HTC Corp and Sony Corp.

Pinterest financing values company at $1.5 billion

(Reuters) - Silicon Valley startup Pinterest raised $100 million from a group led by Japanese online retailer Rakuten Inc, valuing the company at about $1.5 billion and underscoring the huge investor appetite for social-networking companies.

Hackers break into Azerbaijan Eurovision websites

BAKU (Reuters) - A group of hackers calling themselves Cyberwarriors for Freedom attacked the official websites of the Eurovision song contest on Thursday, demanding that the host nation, Azerbaijan, cancel next week's competition.

Ad execs say jury still out on Facebook as medium

NEW YORK/LONDON (Reuters) - General Motors Inc's decision to stop advertising on Facebook may be a wake-up call for the No. 1 social network, but Top advertising executives say it's far too early to know if the site will take off as an advertising platform.

Kochs help Republicans catch up on technology

SAN FRANCISCO (Reuters) - In the 2008 presidential race, Barack Obama was famously effective in using new technologies to raise money, mobilize voters and target his message of change.