Want to skip the Christmas crowds, or nab a once in a lifetime bargain? Online shopping could be the answer. Tim Dean looks at the glory and the pitfalls.

An old PC is like putty in your hands. Tim Dean looks at how you can shape it into a new system with a few easy upgrades.

Every expert has a toolkit. Tim Dean takes you through the 10 tools any Windows expert cannot live without. So, to give you a head start, here are PC Authority's top 10 tools for the ultimate Windows user.

What will you be buying, using and drooling over this year? Tim Dean looks at the astounding products and technologies due to hit in the next 12 months.

Looking to build your dream machine? We explore the latest components on the market, and give you advice on which ones to hunt down, along with the general price you can expect to pay for each major component.

Tim Berners-Lee, the inventor of the web, has a vision for newer, smarter web. Tim Dean looks at how the future of the web might work.

The holes in WEP have finally been plugged and wireless is finally a secure technology. Tim Dean looks at how this was achieved.

The web is changing, and AJAX is leading the charge. Tim Dean looks at the first great Web 2.0 technology in action.

Battery capacity has proven to be a serious barrier to true mobile computing. Tim Dean looks at how the technology is evolving.

Is the next generation flat screen technology worth waiting for?

The entire industry is moving towards dual-core technology, but why? Tim Dean looks at some of the reasons for the shift.

IPv6 should solve the problems with overcrowding on the Internet. Tim Dean delves into the guts of the next generation protocol.

Tim Dean explores the jargon and acronyms of monitor technology in our monthly tech term glossary.

Underneath all the speculation and marketing hype, the Cell processor might actually herald a revolution in computing. Tim Dean investigates.

The Centrino platform has just received a major revision. Tim Dean peers inside Sonoma and takes a look at what we can expect.

Squeeze that extra bit of power out of your existing hardware. Tim Dean looks at the principles of overclocking and examines the potential performance increase.

DDR2 is here, but there's more to it than meets the eye. Tim Dean takes a look at the good and bad of tomorrow's memory.

Why have a dozen contact numbers and addresses when just one will do? Tim Dean looks at the coming SIP revolution.

Tim Dean thinks we need to look to notebook technology to save the day

Tim Dean on the Hollywood OS running the world's biggest computers via a green flashing cursor and bleeps.