The impeccably-dressed South Korean flipped a tyre sideways, and with a deft sweep snapped a curious, pastel-shaded device onto the hub.

"Fitted in seconds," he said with a flourish, drawing nods of approval from Swiss onlookers all too used to their annual battle to preserve their fingers as they fix snow chains during the Alpine winter.

Internet search giant Google says it is investing 300 million euros ($390 million) to expand its continental European data center.

Google Inc. said Wednesday it will upgrade the facility in Belgium to meet growing demand for its online services.

An official investigation into a major cyber attack on South Korean banks and broadcasters last month has determined North Korea's military intelligence agency was responsible, officials said Wednesday.

The probe into access records and the malicious codes used in the attack pointed to the North's military Reconnaissance General Bureau as the source, the Korea Internet and Security Agency (KISA) said.

Sex workers are more likely to call in to a hotline for victims of human trafficking on a Wednesday, and a Google-backed initiative announced Tuesday could help to explain why.

The Internet search giant is giving a total of $3 million to three groups in Europe, Asia and the United States combating modern-day slavery to help them share and analyze the mountains of data that grows out of their frontline work.

Google was in the firing line again on Tuesday after a group of major companies, including Microsoft and Oracle, complained to the European Commission over Google's offerings for Android-powered mobile phones.

"We are asking the Commission to move quickly and decisively to protect competition and innovation in this critical market," said Thomas Vinje, Brussels-based counsel for FairSearch, which groups 17 high-tech companies, including also Nokia, Expedia and TripAdvisor.

Crowdfunding, a practice which allows startup firms to raise money from small investors over the Internet, picked up steam in 2012 with some $2.7 billion invested, a study showed Monday.

The study released by the research firm massolution said the amount raised last year was up 81 percent from 2011.

Hewlett-Packard on Monday launched a Moonshot system that uses smartphone-style chips to power compact, efficient data center servers.

The California-based computer maker said Moonshot systems take up a fifth of the space of traditional computer servers and can cut energy use by as much as 89 percent while costing about 77 percent less to buy.

Backers of a cybersecurity bill which stalled in Congress last year offered changes Monday in an effort to ease concerns of privacy and civil liberties activists.

The two top lawmakers on the House Intelligence Committee said the panel would meet Wednesday to vote on the Cyber Intelligence and Sharing Protection Act, a measure which passed the House last year but died in the Senate.

An innovative project in London is helping people to prolong the life of their electronic devices by repairing them and encouraging others to do learn to do the same.

If you're the kind of person who owns a mobile phone held together with sticky tape, or your laptop is running more slowly every time you flip it open, the Restart Project could come in extremely handy.

A startup whose business model is based on tiny antennas receiving over-the-air television for online viewing by subscribers has put the U.S. broadcast industry on the defensive.

Aereo made headlines on April 1 with a preliminary court victory over the major broadcasters, which had sought to shut down the service for copyright infringement.