YouTube is set to announce within a few weeks a series of channels that will require payment, a person familiar with the matter said Monday.

The content on the new pay channels will be in addition to the millions of videos viewers watch for free on YouTube. It's not clear whether the paid videos will come with advertising.

Microsoft is retooling the latest version of its Windows operating system to address complaints and confusion that have been blamed for deepening a slump in personal computer sales.

The tune up announced Tuesday won't be released to consumers and businesses until later this year. The changes, part of a software package given the codename "Blue," are a tacit acknowledgment of the shortcomings in Windows 8, a radical overhaul of Microsoft Corp.'s ubiquitous operating system.

China is engaged in widespread cyber espionage in a bid to extract information about the U.S. government's foreign policy and military plans, said a Pentagon report issued Monday.

China kept up a steady campaign of hacking in 2012 that included attempts to target U.S. government computer networks, which could provide Beijing better insight into America's policy deliberations and military capabilities, according to the Pentagon's annual assessment of China's military.

Intel Corp. on Monday unveiled a new line of computer chips as part of the tech giant's efforts to gain traction in the fast-growing mobile sector.

The Silicon Valley giant said its new, low-power, high-performance Silvermont chip design could be used in segments ranging from smartphones to the data center.

German sports gear maker Adidas said Monday it is encouraging workers in factories of some of its Asian suppliers to anonymously share possible grievances directly with the company via text message.

The new hotline service will help bridge the communication gap between management and workers, enabling employees to "simply send an SMS when they feel their rights are breached," Adidas AG said.

EU anti-trust officials said Monday that Google-owned Motorola was abusing its leading position in Germany's mobile phones market by filing a patent injunction against Apple over certain core smartphone functions.

A statement said that the European Union had reached a "preliminary view" on a competition investigation opened in April 2012 and decided that Motorola Mobility's action "amounts to an abuse of a dominant position prohibited by EU anti-trust rules."

YouTube is proving to be a powerful launch pad for a new generation of Internet-savvy music stars from Psy to Macklemore and beyond.

The Google-owned video-sharing website has catapulted Psy, Macklemore, Justin Bieber and others onto global stages where they can cash in on digital downloads of songs; packed concerts; online ads, or even sponsored music videos.

Barnes & Noble is teaming up with Google to vastly increase the number of apps available on its Nook HD tablets.

The bookstore chain says it will add Google's Play app store to its 7-inch (177.8-millimeter) Nook HD and 9-inch HD+ products in the U.S. and U.K. via a software update Friday. The move expands the number of apps available from the roughly 10,000 the Nook already offered in its own store — such as Angry Birds and Netflix — to 700,000-plus apps and games offered on Google Play. And it comes after a weak holiday sales season for the Nook, which is struggling to gain market share in the rapidly expanding tablet market.

An Algerian sought in connection with the "SpyEye" computer virus designed to steal financial and personal information was extradited by Thailand to the United States to face charges, officials said Friday.

The U.S. Justice Department said Hamza Bendelladj, known by his alias "Bx1," would face charges in federal court in Atlanta, Georgia, for his role in developing, marketing and distributing the malware.

Microsoft's Hotmail, the free webmail service used by hundreds of millions of people around the world, was phased out Friday, as the U.S. tech giant completed a rebranding to Outlook.com.

"We're excited to announce that we've completed upgrading all Hotmail customers to Outlook.com," Microsoft's Dick Craddock said in a blog post late Thursday.