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

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

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

A fun, innovative camera but heavy and underpowered for the price

It's expensive, but the YES Box successfully marries high-end and consumer features in a flexible and scalable device.

Microsoft's latest OS is looking good, but there's always room for improvement. Here are our Top 10 tips for powering up Windows 7

Cebit is the showcase for future industry trends and technologies. Everything you need to know.

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

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

From theories to expand your mind, big idea to ponder and mysteries of life and the universe. Here are four sites that that ponder really, really big questions

Microsoft has always included a number of bundled applications with Windows, but Vista takes it further than ever. Here’s a look at the main attractions.

How did a vibrant palace of bargains and trust turn into a standoff between buyers and sellers? Part one of our major feature.

The Internet is booming again, but this time it’s very different. PC Authority brings you up to speed with the global Web 2.0 phenomenon.