Colleges, museums and well known groups have rushed to grab online addresses in the ".xxx" domain to prevent porn purveyors from using their names in the Internet's new red light district.

Public sales of .xxx addresses began last week after ICM Registry gave companies, groups, actors, porn stars and other well-known people or groups opportunities to secure websites related to their names.

A 24-year-old man allegedly linked to the Anonymous "hacktivist" group was arrested Tuesday over a cyber attack on a website run by the front man of heavy rock group Kiss, the FBI said.

Kevin George Poe, from the northeastern U.S. state of Connecticut, is charged with waging a denial of service attack on GeneSimmons.com, said the Federal Bureau of Investigation (FBI) office in Los Angeles, where he is wanted.

A $5.5 billion upgrade to the Global Positioning System moved a step closer to launch this week when a prototype arrived at a Lockheed Martin complex in Colorado to begin months of tests.

It's the guinea pig for a new generation of GPS satellites, called Block III, that's expected to make military and civilian receivers more accurate, powerful and reliable.

Facebook is making it easier for people who express suicidal thoughts on the social networking site to get help.

A program launching Tuesday enables users to instantly connect with a crisis counselor from the National Suicide Prevention Lifeline through Facebook's "chat" messaging system.

U.S. Internet giant Yahoo! on Tuesday rejected allegations of copyright infringement by Singapore Press Holdings (SPH) and issued a counterclaim against the leading Asian publisher.

"The company denies all allegations of wrongful copyright infringement by SPH," Yahoo! Southeast Asia said in a press statement.

BuzzFeed, a website which has built a cult following with links to oddball videos and offbeat stories, is hiring a star political reporter in a bid to produce more original content and send it viral.

Ben Smith, who has been a senior political writer at Politico.com, a site for Washington news junkies, since 2007, will join BuzzFeed.com on January 1 as editor-in-chief, BuzzFeed co-founder Jonah Peretti announced Monday.

Chinese authorities have detained two men for "spreading a rumor" on the Internet that thousands of police officers were deployed to guard a wedding convoy, state media said Monday.

According to the official Xinhua news agency, the two men were detained in the central province of Hunan on Sunday for posting a video clip online showing scores of police officers and a wedding convoy on a street.

U.S. networking equipment company Adtran said on Monday it planned to buy Finnish-German Nokia Siemens Networks (NSN)'s fixed line broadband access business, entailing the transfer of about 400 NSN employees to Adtran.

Adtran said in a statement it would buy the broadband access business, along with the accompanying intellectual properties and technologies, through an "asset sale and purchase agreement," but did not reveal the price tag.

The European Union should help teach bloggers living under oppressive regimes how to communicate freely and avoid detection, and develop technology to help them, the bloc's digital affairs commissioner said Friday.

Speaking at an online free speech conference, Neelie Kroes said digital dissidents need tools that are "simple and ready-made."

The Facebook group was titled "No More West Indian Day Detail," referring to the police patrol for a raucous annual Brooklyn parade.

Sprinkled among the frustrations aired about regulating the crowded, loud, often-violent event were comments that were more offensive. Some called the parade, held in a predominantly black neighborhood, "ghetto training," and a "scheduled riot." Others referred to participants as savages.