Technology
Salt batteries are about to shake up EVs and grid storage
Today, most rechargeable batteries are made from lithium ions, but sodium-ion alternatives could make battery tech much cheaper and offer other advantages
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Environment
Can home batteries help save the climate and save you money?
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Environment
Electric vehicle owners could earn thousands by supporting power grid
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Environment
A glimpse into the rare earth riches of Greenland
Regulars
Environment
Old EV batteries could meet most of China’s energy storage needs
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Technology
Lithium-ion batteries could last longer with chemical tweak
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Technology
Tweaked lithium-ion battery can be pierced without catching fire
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Environment
We can repurpose retired coal plants to produce green energy
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Environment
Rust-based battery connects to an electricity grid for the first time
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Environment
California bets on iron-salt battery power to protect against wildfire
A battery made from cheap and non-flammable iron and salt could provide emergency power in one of California鈥檚 high wildfire risk zones
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Environment
Built-in fire extinguishers can prevent battery explosions
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Technology
Are batteries based on contact lenses the future of energy storage?
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Technology
Will we soon be able to charge electric cars in minutes?
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Technology
Quantum batteries charge faster the larger they are
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