NASA astronauts at the International Space Station on Saturday completed a spacewalk that had been delayed after a false alarm woke the crews of the station and the visiting space shuttle Atlantis.

Electronic files that were stolen from a prominent climate research center and made public last week provide a rare glimpse into the behind-the-scenes battle to shape the public perception of global warming.

Earlier this week, Google gave the world a first look at the Chrome OS. The press event confirmed what was suspected when Google announced it was working on a netbook operating system four months ago -- it would emphasize speed and simplicity.

Researchers working on the Large Hadron Collider (LHC) say they are delighted with the progress made since the machine restarted on Friday.

SEOUL, Nov 22 (Reuters) - Apple's (AAPL.O) iPhone will go on sale in South Korea this week, offered by the country's No. 2 mobile carrier KT Corp (030200.

Google's Android is working to match the iPhone App Store's mobile software market but with fewer restrictions for developers.

Barnes & Noble has said today that the Nook e-reader is sold out for 2009, and all orders placed past today will not ship until January 4th.

The Apple CEO's infrequent e-mail to customers is typically brief and to the point -- well within 140 characters. ed to pen a heartfelt e-mail to Apple CEO Steve Jobs himself.

Published 150 years ago, Charles Darwin's seminal work, On the Origin of Species, continues to cause debate between scientists and some people of religious faith for whom the idea that man evolved from more primitive animals remains controversial.

In at least two slides apparently shown at the Professional Developers Conference in Los Angeles this week, Microsoft suggests that a major release update to Windows Server is due around 2012, with one of the slides confirming the Windows ...

[Editor's note: This article was authored by BSR, a global business network and consultancy focused on sustainability.] As negotiators gather in Copenhagen next month to discuss a global climate ...

We won't be discussing the Google Phone any further here today (you can thank me later), but we will be keeping with the spirit of trivial competition.

The sudden surge in interest in Android (largely due to all of the hype surrounding the Droid) has caused a lot of developers to reconsider the platform.

Sony is planning a new online store a la Apple's iTunes, but with a few twists. Announced at a strategy meeting in Tokyo on Thursday, the new service will hawk music, movies, books, and other downloadable content geared for its various ...

Google has announced that they have begun adding automatic captions to videos available via YouTube, giving deaf viewers a much needed service.

The Mac Pro has always been something of a niche product, appealing mainly to those who need vast amounts of internal storage (thanks to its four drive bays), expansion (three PCI Express slots) or memory (32GB on eight ...

This year 2009, consumers still haven't spent as much. Leaving inventory levels low, and the possibility of deals in 2009 limited.

This week in gaming we review New Super Mario Bros. Wii, give our take on why DJ Hero flopped so badly in the US, speak to the CEO of Square-Enix, and give you all the reasons you need to pick up Left 4 Dead 2 on the PC.

FRANKFURT, Nov 21 (Reuters) - German mobile operator O2 plans to end its roaming agreement with Deutsche Telekom (dtegn.DE) unit T-mobile at year end, O2's German head told a German newspaper.