Image: ReVolt Technology Might This Be the One We’ve Been Waiting For? Not quite as impressive on paper as the lithium-air battery we wrote about (which claimed 10x more energy storage than regular lithium-ion), but it might turn out to be easier to take out of the lab and bring to market. ReVolt Technology, a company based in Staefa, Switzerland, claims that its Zinc-air battery can “store three times the energy of lithium ion batteries, by volume, while costing only half as much,” and unlike… Read the full story on TreeHugger

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Very Promising! Zinc-Air Battery Could Hold 300% More Energy Than Lithium-Ion