The Commonwealth Scientific and Industrial Research Organisation (CSIRO) has put together a supercomputer that's based around a cluster of graphics processing units (GPUs)

Apple has released its sixth security update for its Mac operating systems this year, with a huge 32 out of 58 accompanied by the phrase “may lead to arbitrary code execution”, which in the vendor’s jargon means critical..

So to the big question: why upgrade to 64-bit at all? Simply put, a 64-bit operating system offers three inherent benefits.

Part 12: Just because you've bought a hulking great plasma or LCD panel doesn't mean you need to stare at it all day. Here's two options for hiding your TV

How important is RAM size to the way we use 64-bit Windows? And are there other ways to get around the problem? We offer a couple of tips to get you through your 64-bit RAM blues.

Microsoft has admitted that Windows Vista is shipping with a bug that was first discovered in Windows machines in 1999.

Are 64-bit operating systems compatible with your computer and existing software releases? Is it really worth the hassle

With Windows 7 arriving soon, is now the time to upgrade to 64-bit? Here's the first part of our guide to everything you need to know

We've tested a massive 25 netbooks to provide a list of the best and worst mini laptops, with one surprise winner. Also, see our big TV set top box guide, in the new issue of PC Authority

Google has revealed that it is working to deliver a 64-bit port of its Chrome browser for Linux users..

We all knew it was coming, but the PS3 Slim has now been officially confirmed by Sony itself, and will hit shelves worldwide in the first week of September

A California company is offering personal satellites for sale at bargain basement prices, complete with all the necessary gear to launch, monitor and run your own satellite from the "privacy" of your home computer.

The latest study by the Pew Research Center’s Internet & American Life Project has found that the majority of US internet users use a wireless connection.

Several PC makers expect to have Nehalem-EX 16-core DP desktops, in fact super workstations, at the chip's launch towards year-end

We are not saying you need them for a deserted island, but these incredibly useful gadgets are among our favourite PC essentials.

With MARS, Asus managed to do its own version of a "beyond GTX295" dual GPU card. It has two full-speed GTX285 cards per slot, a total of 2GB RAM, a full complement of 240 shaders and 512-bit buses per GPU

After a few months of BETA testing, Microsoft has finally released the next official first aid kit for Windows Vista - Service Pack 2.

Pretty much every new product gets hyped as a potentially disruptive technology these days, and usually nobody outside of the company's marketing department actually believes it.

So you’re buying a notebook now, and you want to upgrade to Windows 7. What kind of specs should you be looking at? And will Windows 7 be supported by your computer when you get it home?

Microsoft is warning customers downloading the Release Candidate of its long-awaited Windows 7 operating system that its first bug has been detected, potentially causing application failures..