battery

138 Articles
A self-destructing, 3D printed fungi-based battery could one day power sensors all around you by feasting on sugar
Tech

A self-destructing, 3D printed fungi-based battery could one day power sensors all around you by feasting on sugar

Biodegradable battery invented by scientists in Switzerland Fungi, which is the building block of mushrooms, is the core material used The fungi-powered battery...

Is it a water bottle? a pepper spray? a battery charger? No, it’s a portable SSD designed like a hand grenade, courtesy of Lenovo
Tech

Is it a water bottle? a pepper spray? a battery charger? No, it’s a portable SSD designed like a hand grenade, courtesy of Lenovo

Savior Tactical Mobile SSD is a marketing product designed to support a Chinese blockbuster war movie But it’s not the brightest of product...

Eco-friendly aluminum battery lasts 10,000 cycles with minimal loss
Tech

Eco-friendly aluminum battery lasts 10,000 cycles with minimal loss

A porous salt produces a solid-state electrolyte that facilitates the smooth movement of aluminum ions, improving this Al-ion battery’s performance and longevity. Credit:...

Magnetic sensors offer nondestructive way to verify battery authenticity
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Magnetic sensors offer nondestructive way to verify battery authenticity

Experiment system apparatus of a single cell. Credit: Green Energy and Intelligent Transportation (2025). DOI: 10.1016/j.geits.2025.100257 Recently, fires and other accidents caused by...

The Samsung Galaxy S25 Edge has been certified with a worryingly small battery
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The Samsung Galaxy S25 Edge has been certified with a worryingly small battery

The Samsung Galaxy S25 Edge has received 3C certification in China This certification reveals a tiny 3,900mAh battery and 25W charging This suggests...

Fitbit issues battery overheating warning over two of its most popular watches – and it might compensate you if you’re affected
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Fitbit issues battery overheating warning over two of its most popular watches – and it might compensate you if you’re affected

Fitbit has issued a battery overheating warning to customers They say Fitbit Sense and Versa 3 devices are at risk of overheating The...

Yarn-like battery prototype uses seawater to power devices
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Yarn-like battery prototype uses seawater to power devices

After soaking in salty water, these rechargeable strands lit up LEDs (top image) and powered a timer (bottom image). Credit: ACS Applied Materials...

Garmin unveils two stunning new golf watches and a GPS handheld with ‘unlimited’ battery life
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Garmin unveils two stunning new golf watches and a GPS handheld with ‘unlimited’ battery life

Garmin has unveiled four brand-new golf products It is releasing two new Approach smartwatches, the S44 and S50 It also has a new...

Lithium-sulfur battery retains 80% charge capacity after 25,000 cycles
Tech

Lithium-sulfur battery retains 80% charge capacity after 25,000 cycles

The experimental evidence of diffusion of I2 along the SE particle surface and the occurrence of the reaction between I2 as redox mediator...