A robotic cook, a coloring book that comes to virtual life and movies that read your mind are some of the innovations on show at a cutting-edge computer technology exhibition in Hong Kong this week.

The first Asian edition of the SIGGRAPH expo of computer graphics, interactive technology and digital media brings together developers, distributors and resellers from around the world.

A giant airplane that can in mid-flight launch a rocket carrying cargo and humans into orbit is the future of space travel, billionaire philanthropist and Microsoft co-founder Paul Allen said.

The first test flight of the ambitious venture by Allen's new company Strato launch Systems is not scheduled until 2015, but partners in the project vowed it would revolutionize orbital travel in the post-space shuttle era.

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.