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.

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

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.

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.

A million music downloads, movies on demand and copies signed by Bill Gates.

Since the release of the Eee PC 701, the 'Notebook' has dominated. Easy to use, cheap and able to be left on the coffee table next to the remote, Notebooks are true appliance computing. The choice of which one to buy comes down to personal preference, but it's hard not to prefer those with the best usability. Our rundown of your options covers their performance, battery life, and design.

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

What can a vendor-controlled comparison of notebook technology teach us? Plenty – but not in the way it was intended. Read on as we expose HP’s notebook ‘Reliability Challenge’.

Microsoft’s radical redesign promises ‘better results, faster’. Be fully prepared for this world-leading productivity software.

Useful new features and a total interface overhaul make this the best Office ever.

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.

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

Cohen is in his early 70s and looks every bit the successful artist - grey hair pulled back into a short ponytail, sweatshirt and chinos. Only the voice is a surprise - halfway between cockney and Cal

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