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

Apple has recalled 28,000 rechargeable batteries used in its 15in PowerBook G4 computer worldwide after fears arose that they might burst into flames.

G4 powered PowerBook and iBook computers at risk of overheating batteries.

Not unlike the villain from Terminator 2, future batteries could solely consist of liquid metal, providing massive storage capabilities for energy alternatives such as wind farms and solar cells.

How easy is it to replace a battery? Ty Pendlebury investigates when internal batteries can cost you a trip to a service centre.

Research institution MIT are well on their way to developing one of the world's most sought after electric vehicles: a car with 320km range, 161 km/h top speed and a rapid recharge system that takes just 10 minutes to charge.

Apple have issued a recall of batteries from its iBook G4 and PowerBook G4 notebook range due to a potential fire hazard.

Not only the best rechargable batteries ever made - but the most envirinmentally friendly, too. Win/win!

Even companies without Dell kit should take action, says Gartner.

Rechargeable battery breakthrough good for your wallet and the environment.

Recall surpasses 7m mark.

Technology in pole position to power next-gen cars.

Technology in pole position to power next-gen cars.

Worst case scenario would cut 14 per cent from electronics giant's annualprofit.

Some BL-5C batteries may overheat during charging.

Not explosive, just running out of power.

Firm insists there is no safety risk.

The Super Quick Charger from Sony is not the most esoteric or exciting of products, but it is one that could prove to be a Godsend in a sticky situation.

Researchers at the Arizona State University (ASU) have been awarded a two year US$5.1 million grant by the USA government to develop a radically improved battery..

Company denies danger from 'isolated' incidents.