28976 Results for

lithium-air battery

Article

Glucose-based battery has 10 times energy of lithium: researchers

Researchers at Virginia Tech have developed a working sugar-powered fuel cell with energy density greater than that of current lithium-ion batteries.

By Feb. 4, 2014

Article

Sekisui Chemical claims cheap, long-range lithium battery tech

Much cheaper, longer-range electric cars are on the way if Japan's Sekisui Chemical claims are realized in 2015.

By Dec. 3, 2013

Review

Apple MacBook Air (13-inch, June 2013)

Apple keeps the latest MacBook Air updates on the inside, but greatly improved battery life and a lower starting price make up for a lack of flashy design changes.

Jun. 14, 2013

4 stars Editors' rating Jun. 14, 2013
Article

IBM: Lithium air battery prototype in 2013, production in 2020

Researchers are working on a lithium air battery that will make electric vehicles as practical as gas-powered cars.

By Jan. 13, 2012

Article

Sulfur-based tech the answer to burnable lithium-ion batteries?

Scientists with the Department of Energy have designed a new type of battery that they say outpaces the ubiquitous lithium-ion batteries in flammability, cost, and ability to hold a charge.

By Jun. 5, 2013

Article

iPad Air torn open reveals smaller battery, same battery life

The iPad Air has been cracked open to find out more about the new chip, smaller battery and other technology in the slimline tablet.

By Nov. 1, 2013

Article

Zinc air battery maker looks beyond lithium

ReVolt Technologies is one of a handful of companies trying to develop metal air batteries as an alternative lithium ion batteries.

By Nov. 3, 2009

Review

Apple MacBook Air (11-inch, April 2014)

Apple’s 11-inch Air gets a CPU speed bump and a decent price cut over the already excellent 2013 version. If you have a recent model there's no need to upgrade, but for anyone else, it's now a better deal than ever.

Jun. 27, 2014

4 stars Editors' rating Jun. 27, 2014
Review

Hoover Air Cordless

Hoover's Air Cordless ushers in a welcome new vacuum category, but it still needs some work to match the performance of our most highly rated uprights.

Jun. 27, 2014

3.5 stars Editors' rating Jun. 27, 2014
Review

Apple MacBook Air (13-inch, April 2014)

If you own a MacBook Air from the past couple of years there's really no need to upgrade, but a small spec bump and minor price cut make the most-current Air even more attractive.

Jun. 27, 2014

4 stars Editors' rating Jun. 27, 2014