Don't-Miss Stories

Panasonic recall for overheating laptop, tablet batteries tops 300,000

Lithium-ion batteries overheated and in some cases caught fire in Japan.

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How to extend the life of your laptop battery

The battery in your brand-new laptop may get you through a day's work on the road. But in two years, probably not. Here's how to keep that battery healthy over the long haul.

Roost Smart Battery

Last week, the Roost Smart Battery was a great idea

A $35 battery that sends smoke-alarm notifications to your phone would have been terrific if the $99 Leeo hadn’t been invented.

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Breakthrough batteries last 20 years, charge 70 percent in two minutes

If the breakthrough battery tech hits mainstream it could revolutionize electric cars—and end the forced obsolescence of smartphones.

panasonic battery wearables

Panasonic unveils pin-sized battery for wearables

The capacity will limit power, but Panasonic plans more pin batteries

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Scary video highlights danger of damaged Lithium Ion batteries

A battery explosion serves as a reminder to replace damaged Lithium Ion batteries

Damaged Lithium Ion battery explodes

Japan's National Institute for Technology and Evaluation (NITE) tested a Lithium Ion battery about the size of one used in a cellphone. It was struck with a hammer then left on a work bench, unconnected from any apparatus. The result was explosive.

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Want lithium-ion batteries to last? Slow charging may not be the answer

For the first time, scientists have examined how a battery operates on the particle level

android wear clock

Cheaper solid state batteries hint at longer-lasting wearables

An alternative to lithium-ion promises twice the energy storage in watch-friendly shapes and sizes.

on techhive.com

Researchers promote battery-free Wi-Fi technology for Internet of Things

A research team at the University of Washington pushes forward with technology that uses radio frequency for power

cuff wearable

Wearable device battery could last 10 years

Researchers at ORNL test a new battery that is safer and longer lasting than current ones, but it could be years before it reaches products.