107 Results for

cathode

Article

New battery tech may lead to inexpensive, safer electric cars

Power Japan Plus announced its dual carbon battery technology, which promises longer-lasting and less expensive batteries for electric cars.

By May 13, 2014

Article

Want to be better at math? Electric shocks could help

In ongoing research with children and adults, an Oxford University researcher finds that stimulating the brain with low-dose electrical currents could help improve learning.

By February 14, 2014

Article

Light Bulb Buying Guide

With strict new standards, the landscape of lighting is rapidly changing. Here's everything you'll need to know to keep up.

By October 4, 2013

Article

Reduce the risk of TVs falling on children (podcast)

About 17,000 children are admitted to the emergency room each year as a result of TVs falling on them, a recent study found. Larry Magid talks with Ryan Hagberg of Sanus about the dangers and some ways to reduce risk.

By August 8, 2013

Article

TVs injure a child every half-hour

Data published in the journal Pediatrics suggests that ill-mounted televisions injure more than 17,000 children in the U.S. every year.

By July 22, 2013

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 June 5, 2013

Article

Apple envisions curved batteries for mobile devices

Two newly published patent applications describe curved and non-rectangular batteries that could better fit into portable electronic devices.

By May 2, 2013

Article

How Google Glass works: now and tomorrow

From prismatic HUD to waveguide display to direct retinal projection, we look at how Google Glass works now and in the future.

By April 30, 2013

Article

New teeny-tiny battery charges in less than a second

A lithium ion micro-battery out of the University of Illinois is just millimeters in size, can jump-start a car battery, and recharges in less than a second. It's not ready for market just yet, though.

By April 18, 2013

Article

LG logs a loss on EU fine, but sees smartphone strength

The fourth-quarter loss was driven by a big fine over price-fixing charges. On the plus side, LG saw record sales of smartphones and lots of interest in "premium 4G devices."

By January 30, 2013