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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Today, most rechargeable batteries are made from lithium ions, but sodium-ion alternatives could make battery tech much cheaper and offer other advantages
The new AI model from China's DeepSeek performs on a level with leading US models without requiring as much computing power – but despite a huge drop in their stock, it's not game over for US tech companies