Articles about battery

phone_angry

AI lifeline to help devs craft smartmobe apps that suck a whole lot less... battery capacity

Artificial intelligence can help developers design mobile phone apps that drain less battery, according to new research. The system, dubbed DiffProff, will be presented this week at the USENIX Symposium on Operating Systems Design and Implementation conference in California, was developed by Charlie Hu and Abhilash Jindal, who …
electric_bacteria

Berkeley bio-boffins' butt-blasting belly-bothering batt-teria generates electricity

Scientists have discovered that a type of stomach bug contracted from unpasteurized dairy or raw meat can produce electricity. Listeria monocytogenes is a pathogenic bacteria that causes listeriosis, a particularly nasty infection that can be fatal. Milder symptoms include diarrhea, but it can also lead to more serious …
Katyanna Quach, 14 Sep 2018
batteries

Boffins bash out bonkers boost for batteries

Laptop and phone batteries could last 100 times longer if boffins at the University of Missouri, in the US, come good on a new honeycomb design for electronics that they say greatly increases battery life between charges. In papers published in two technical journals – Advanced Electronic Materials and Advanced Science – a …
Kieren McCarthy, 17 May 2018
Apple iOS 11.3 battery app image

Apple iOS 11.3 adds health records for battery, people too

On Thursday Apple released iOS 11.3, a free update to its mobile operating system that, among other new features and fixes, attempts to ease iPhone battery management. Late last year, the fruit-themed device maker acknowledged that its iOS 11.2.1 update included a undisclosed mechanism for processor throttling. The processors …
Thomas Claburn, 29 Mar 2018
fire

Chemical burns, explosive fires, they all come free with Amazon power packs

The US Consumer Product Safety Division has issued a recall notice for six types of lithium-ion battery packs sold by AmazonBasics. The batteries were sold by Bezos' bunch between December 2014 and July 2017 for prices ranging from $9 to $40 and range from larger 16,100 mAh power bricks with integrated USB cables down to …
Iain Thomson, 14 Mar 2018

Organic battery tech could work better than a woolly hat in the cold

Brits may soon have one less thing to whinge about during cold snaps – thanks to research into the performance of Li-ion batteries in freezing temperatures. Once the mercury drops below 0°C, commonly used electrolytes start to freeze and ionic conductivity becomes problematic. In other words, a battery that seems to have …
Richard Speed, 2 Mar 2018
Apple air pods

Wow, MIND-BLOWING: Florida Man gets an earful from 'exploding Apple AirPod' bud

A Florida man claims one of his Apple AirPods blew up as he worked out at the gym. Jason Colon, of Tampa, said on Thursday he noticed white smoke coming out of the painfully trendy headphone bud, set the gizmo down on his workout machine, and went off to get an LA Fitness staffer for help. When he came back, Colon says, one of …
Shaun Nichols, 10 Feb 2018
Apple Store in Zurich

Swiss cheesed off after Apple store iPhone does Samsung Galaxy Note 7 impersonation

In an inadvertent homage to Samsung's combustible Galaxy Note 7, an Apple iPhone battery overheated in an Apple Store in Zurich, Switzerland, on Tuesday morning, resulting in minor injury and prompting customers and employees to step outside while the smoke cleared. The Zurich City Police Department said it received a report …
Thomas Claburn, 10 Jan 2018

You. Apple. Get in here and explain these iOS slowdowns and batteries – US, French govt reps

The chairman of the US Senate Commerce Committee and the French government want answers from Apple about its software "update" that slows older iPhones. Senator John Thune (R-SD) and the French economy ministry's consumer fraud watchdog DGCCRF have both asked the technology giant pointed questions about its decision to …
Kieren McCarthy, 10 Jan 2018
David Caruso as famously sunglasses-lowering cheeseball crime scene investigator Horatio Crane in CSI: Miami. Photo copyright CBS

Wait! Before you fire up that HP lappy, check the battery

HP Inc has issued a "worldwide voluntary safety recall" of its laptop models due to potentially fiery batteries, with over 50,000 affected machines in the US and Canada alone. The announcement applies to batteries in 15 models of laptop sold globally between December 2015 and December 2017, as well as any replacements or …

Whizzes' lithium-iron-oxide battery 'octuples' capacity on the cheap

A band of boffins from Illinois have published a paper detailing a new battery design for mobile devices and electric vehicles that could increase capacity up to eight times while reducing costs. One half of the team, based at Northwestern University, focused on making digital models, while their partners at Argonne National …
 Close-up image of power management IC chip on an iPhone 6 logic board.

Yes, your old iPhone is slowing down: iOS hits brakes on CPUs as batteries wear out

Analysis When Apple's iOS 11.2 update arrived on December 2, the release notes touted faster wireless charging support, among other enhancements, but made no mention of a necessary but less appealing augmentation: retarded apps for aging iPhone models. It turns out Apple's mobile operating system includes a throttling mechanism for …
Thomas Claburn, 20 Dec 2017

Ugh, stupid power supplies hogging server density, who needs 'em?

Supermicro has added battery backup power to its disaggregated rack-scale server product line to improve power efficiency and server density ratings. Its disaggregated server architecture means CPU, memory, IO, storage and power/cooling elements can be upgraded independently. Each component can be refreshed separately to …
Chris Mellor, 18 Dec 2017
shutterstock_215940778

New battery boffinry could 'triple range' of electric vehicles

A new method of designing batteries, cooked up at the University of Waterloo in Ontario, could triple the range of electric vehicles, a new paper has claimed. The development, described by the article An In Vivo Formed Solid Electrolyte Surface Layer Enables Stable Plating of Li Metal (PDF) in energy journal Joule, is due to …
Richard Priday, 12 Dec 2017

Li-ion batteries blow up because they breed nanowire crystals

Video For the first time a group of scientists has captured close-up images of mysterious finger-like growths known as dendrites that can lead to short circuits and fires in the lithium-ion batteries that power hordes of smartphones, laptops and other gadgetries. By using cryo-electron microscopy (cryo-EM), researchers from Stanford …
Katyanna Quach, 27 Oct 2017

Is that a bulge in your pocket or... do you have an iPhone 8+? Apple's batteries look swell

Apple has said it is looking into claims that the batteries in its new iPhone 8 Plus phones are swelling and cracking their cases. A number of fans from across the world have reported problems with their shiny handsets, with some posting images on Twitter. The first reported swelling came from a Taiwanese owner who posted …
Tesla Supercharger station

Achievement unlocked: Tesla boosts batteries for Irma refugees

Over the weekend Tesla began pushing a software update to certain Model S and Model X vehicles to increase battery capacity, in the hope that extended vehicle range might help customers fleeing Hurricane Irma and successive storms in Florida. "Due to these exceptional circumstances, and to help you better prepare to evacuate …
Thomas Claburn, 11 Sep 2017
Engineer aboard Das Boot U-96 responds to telegraphs

US Navy develops underwater wireless battery-charging tech

Uncrewed underwater vessels are playing a growing role in military operations like surveillance, but they have to either land or surface to recharge their batteries. The US Department of Defence's Space and Naval Warfare Systems Center Pacific (SPAWAR) wants to change that with a wireless charge system for underwater …

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