Lithiumion

10.13.14
Fast-charging batteries will power your gadgets for 20 years
10.13.14

Fast-charging batteries will power your gadgets for 20 years

Fast-charging batteries are all nice and good, but the lifespan matters, too -- why should you hav...

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09.25.14
California's giant battery test is a step towards clean energy
09.25.14

California's giant battery test is a step towards clean energy

One of the biggest challenges of switching to clean energy sources is finding a place to store exc...

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09.06.14
Boeing's drone-killing laser takes down targets with an Xbox controller
09.06.14

Boeing's drone-killing laser takes down targets with an Xbox controller

Boeing has a pretty storied history with lasers and now its testing one that can take out UAVs an...

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07.28.14
Engadget Daily: credit card skimming, floating 'Star Wars' holograms and more!
07.28.14

Engadget Daily: credit card skimming, floating 'Star Wars' holograms and more!

Today, we investigated the tech behind credit card skimming, looked at floating 3D video, learned...

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07.27.14
Next-generation lithium cells will double your phone's battery life
07.27.14

Next-generation lithium cells will double your phone's battery life

The lithium ion batteries in your mobile devices are inherently limited by the "ion" part of their...

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10.04.13
Tesla Model S catches fire after battery puncture, Musk responds
10.04.13

Tesla Model S catches fire after battery puncture, Musk responds

A Tesla Model S caught fire on the highway recently after its bottom-mounted battery compartment w...

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04.17.13
Tiny lithium-ion battery recharges 1000x faster than rival tech, could shrink mobile devices
04.17.13

Tiny lithium-ion battery recharges 1000x faster than rival tech, could shrink mobile devices

Supercapacitors are often hailed as the holy grail of power supplies, but a group of researchers a...

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03.14.13
Boeing execs detail 787 Dreamliner battery changes, host Q&A session
03.14.13

Boeing execs detail 787 Dreamliner battery changes, host Q&A session

Boeing says it has a fix for the battery problems that grounded its new 787 Dreamliner, and tonigh...

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03.09.13
Ask Engadget: how long should I first-charge a battery?
03.09.13

Ask Engadget: how long should I first-charge a battery?

We know you've got questions, and if you're brave enough to ask the world for answers, then here's...

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