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Tofu brine could power safer batteries that last decades, researchers say




The design replaces the complex, flammable chemistry of lithium-ion batteries with an electrolyte that’s as safe as saltwater. In lab tests, the prototype endured more than 120,000 charge cycles, an endurance record that far exceeds today’s commercial standards. Typical electric-vehicle batteries degrade after just a few thousand cycles – even…

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Colorado bill could criminalize possessing 3D gun files, not just printing them

UK data hoarder flies to America to buy hard drives, saves $2,000