HP recalls notebook computer batteries

Last Updated: Thursday, May 20, 2010, 09:42

Hewlett-Packard Co. (HP) has recalled notebook computer batteries after it was found they tend to overheat and pose a fire hazard.

Mystery of flammable laptop batteries `solved`

Last Updated: Wednesday, May 19, 2010, 11:19

Scientists claim to have solved the mystery of flammable laptop and cell phone batteries, by finding that "dendrites" are responsible for short circuits that cause the lithium batteries to overheat and catch fire.

Getting closer toward lightweight batteries

Last Updated: Saturday, April 3, 2010, 20:53

A team of researchers at the Massachusetts Institute of Technology (MIT) is developing a technology that could lead to more powerful, lightweight batteries than existing ones.

Nanotechnology to turn paper into futuristic batteries

Last Updated: Monday, February 22, 2010, 19:33

Researchers find way to make lightweight paper batteries and supercapacitors cheaply by just dipping paper or fabric in a special ink of nanoparticles.

Nanotechnology may help turn fabrics, paper into lightweight batteries

Last Updated: Sunday, February 21, 2010, 12:19

An engineer has found a way to manufacture lightweight paper batteries and supercapacitors.

Solar-powered rooftop batteries to electrify homes

Last Updated: Monday, January 11, 2010, 09:55

Energy-starved India could soon use its abundance of sunlight to power one megawatt (1 MW)-capacity rooftop storage batteries to electrify homes and offices, an official said.

Now, paper batteries to power laptops, drive cars

Last Updated: Wednesday, December 9, 2009, 19:28

Ordinary paper could one day be used as a lightweight battery to power the devices that are now enabling the printed word to be eclipsed by email, ebooks and online news.