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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

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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.

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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

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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.

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Stop using that Vaio Fit hybrid! Sony warns of fire risk

Sony is getting out of the PC business soon, but there's still time for one last product glitch.

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Skype for Android update promises aggressive battery life savings

Skype just released a new version of its Android app that promises to make it easy to keep Skype running without taxing your battery.

Vendors hope wireless charging will resonate with consumers

Resonant wireless charging promises big improvements, but is still in its infancy

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How to live large on every battery charge

These handy tips will help you wring every watt-minute out of your laptop and other mobile devices.

Toshiba says its new Kira Ultrabook packs a ridonkulous 22 hour battery life

The new Toshiba Dynabook Kira scoffs at laptops that claim 8 hours of endurance counts as all-day battery life.