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

Fuel cell power technology seems to hold great promise. We ask what fuel cells would be like to live with.

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

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.

Big Blue begins mass production of 65nm version of Cell processor.

Best ever sunlight to power conversion.

BladeCenter models based on Cell Broadband Engine processors.

Game on for University of Manchester scientists.

Scientists promise cheaper and more effective panels.

1cc device created by researchers in Japan.

Replacement programme designed to address overheating 'concerns'.

While many ultraportable laptops, like the Toshiba R200 go all out to get size and weight to an absolute minimum, a great deal of usability is often sacrificed – the X505 is impractically small for constant daily usage while the R200 has limited battery sizes.

It's an accepted fact that most Microsoft Office users only ever use about 20 percent of the suite's capabilities, often because they don't have the time to learn about all of the goodies it contains. Excel, with its complicated interface and feature overload is notorious for baffling even experienced users. However, many of its features are very useful in their own right.

High-ranking executive to 'look after product quality'.

Nathan Taylor explores the world of wireless technology, from WANs, LANs and PANs - what we've got and what's to come.

Print your own power station.

Impressive and free antivirus and antispyware package

'Revolutionary' processor to be demonstrated at Ceatec 2007.

Real-time effect of anticancer drugs seen in 3D.

Small but perfectly formed, the D420 has hours of battery life and loads of features and great ergonomics.