Still not sure whether it's worth upgrading to Vista? We put XP and Vista through the ultimate face-off.

Computex 2009 Day 1: NVIDIA news, and an update to a game no-one really cares about

More from the biggest Microsoft launch in ten years. Kodak, BigPond Movies and Sanity Music partnerships announced and explored in detail.

We provide the commentary on a bruising eight-round battle between Vista and Tiger.

Download the bookmarks to the 50 Web Secrets websites feature from PC Authority September 2007.

Is Stephen Sinofsky the right man to be in charge of Windows at Microsoft? Also: remembering the Atari, photos of Blizzard's fascinating HQ

Will or won't Gears of War 2 be appearing on the PC? As the web fury grows, we contacted the people behind the game to get some answers, and a nice photo gallery.

Breathtaking images of high-tech airline machinery, homemade 747 simulators, and edge-of-the-seat onboard videos from Formula 1 race cars.

Once you've tasted the freedom of surfing the Internet on your smartphones, it's hard to go back. Fortunately, a number of mobile phone providers offer great deals on smartphones with included data. We've assessed their ease of use, features and handset design.

After years of waiting, the PIPE PPC-1 fibre-optic link stretching from Sydney via Guam, is going live. In a big win for consumers of some ISPs, a new era of cheaper plans and bigger data allowances may await

Remakes don't always go down well, but JJ Abram's Star Trek is the rare example that defies expectations and delivers. Daniel Long boarded the new Enterprise and survived to tell the story.

Online services are growing smarter by the day – but can they replace desktop applications? We spend a week working online to find out.

It's something of a contradiction in terms, having Blu-Ray in a tiny 11.1in screen notebook, but it's certainly a brilliant feat of engineering. See the specs and launch pics here.

Impressive and free antivirus and antispyware package

Wondering how to make the most of the digital entertainment revolution? Here's our guide to the best digital media technologies for your home

The HTC Magic, available through Vodafone and Three in Australia, may be the second Android phone but it's the first worth considering.

CeBIT Australia 2007 is the biggest, most impressive show in years. PC Authority brings you a ringside seat from the IT industry's event of the moment.

The world wide web is celebrating its twentieth birthday. Over those last two decades, the web has changed the way society works, plays, and interacts..

Your wireless network is more powerful than you imagine. Use this guide to fully understand and utilise it.