Scientists build battery that can charge in seconds
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A battery that can recharge in seconds: Researchers use supercapacitor parts to build a new type of sodium-ion battery
Sodium-ion batteries aren't new, but they've only started to gain traction in recent years. Compared to their lithium counterparts, the materials used in sodium batteries are far more abundant (up to 1,000 more plentiful) and affordable. They are also much safer than lithium-ion batteries, and can be discharged to 0VRead Entire Article
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Scientists design super-battery made with cheap, readily affordable chemical element, Na — Salt-based cell has surprisingly good energy density and charges in seconds
Scientists at KAIST have come up with a new fast-charging battery made with sodium.
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Everyone can see the horse – but you have 20/20 vision & a high IQ if you can spot his rider in 8 seconds
ONLY those with 20/20 vision and a very high IQ have been able to solve this baffling brainteaser. Everyone can see the horse but it takes somebody with the IQ of a genius to spot his rider. For th