David Fearon explains how to save energy and hassle by converting your old Windows XP PC to a virtual one that you can run on your Vista machine

Traditionally firewalls were the bastion of large, publicly accessible networks to keep hackers out. But in a world connected by the Internet, every machine hooked up to it becomes publicly accessible, and so it's vital that every machine is equipped to protect itself, and the network it may serve, from attack.

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.

Cutting edge technology is bringing powerful enterprise-grade solutions to the small and medium business sector. Read on for tips, analysis and tutorials about how you can take advantage.

Where's the #@$%? Device Manager in Windows Vista? Steve Polak exlains how to find all the system settings you know from Windows XP, in the sometimes confusing Vista interface.

Machines approach Turing Test threshold.

It could save your business money and your data in case of disaster. Ian Murphy explains how to get started with virtualisation.

The Espresso Book Machine has made its worldwide book chain debut, and can print cheap paperbacks on demand in seven to 14 minutes while you wait.

Machines approach Turing Test threshold.

Face-recognition technology prevents kids buying cigarettes.

Back to the future.

The Harwell computer will become the oldest functioning electronic stored program device in the world if Bletchley Park boffins can raise the funds to get it fixed

From flying cars to hoverboards, and AI to lasers, we delve into 10 technologies from a list of iconic films and find out just how close we are to making each a reality

We've put both mini-notebooks through their paces, and while Linux fans may disagree, the winner is clear.

IBM has launched the ThinkCentre S50 ultra small, a PC which it claims is the smallest in the world.

Our full guide to saving cash-saving secrets is here, from how to get discounts on PCs, to SIM only phone contracts, the best DSLR cameras deals, and discount licensing from Adobe, Microsoft and others.

You can't help but to notice the slim-line chassis with its brushed aluminium finish this machine sports. Flipping down the front panel reveals the front-mounted audio, USB, and infrared port, which is a nice inclusion for those corporate customers using PDAs or mobile phones with IR synching.

We test three of the latest ultra-portable laptops

The lifespan of a poorly protected PC connected to the internet is a mere four minutes, research released this week claims. After that, it's owned by a hacker.

These days, when I need to send someone a document, I use email. Just save it as a Word.