When swallowed, button batteries can burn through a child's esophagus in a matter of hours. Acting quickly is key, and researchers have now found the best approach to take before the battery can be removed at a hospital is regular servings of honey.
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Combining the unique strengths of lithium batteries with crazy-fast charging, carbon ultra-capacitors could save a ton of weight and add significant range and power to electric vehicles, according to this fascinating French startup.
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Ovo Energy has launched a suite of domestic energy products, including a V2G charger that gives EV drivers the flexibility to draw electricity from the grid when it's cheap and sell it back during peak demand hours. And if users get the balance right, they could effectively drive their EVs for free.
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We’re so used to having devices powered by lithium-ion batteries that it’s hard to imagine using anything else, but there are plenty of alternatives. The latest, an aqueous hybrid capacitor, is stable, safe and boasts high energy and power densities, recharging in as little as 20 seconds.
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Flexible batteries may not be an entirely new idea, but here's a development with more backbone than most: engineers at Columbia have developed a flexible battery shaped much like a human spine. The battery is claimed to offer superior energy density to similar prototypes.
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Cheaper than lithium, and constructed using very common materials, molten salt batteries could be back on the menu thanks to a new steel-based membrane between the electrodes. The discovery could pave the way for cheap, grid-level power storage that will allow cities to use more renewable energy.
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One technology with a lot of potential when it comes to energy storage is the lithium-metal battery. Engineers have come up with a new design that address some of its shortcomings, making use of crumpled balls of graphene that fall into line as a scaffold when the battery is charging.
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Electric power is a big part of the modern automaker's MO, and more and more are looking to flex these muscles when it comes to the home. The newly announced Nissan Energy Solar is the Japanese firm's take on a complete home energy management system.
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Batteries are the engine room for so much of the modern world, so there are plenty of folks with an interest in pushing battery technology forward. 2017 brought a raft of exciting breakthroughs aimed at making them safer, longer-lasting and faster-charging. Here's the best of the bunch.
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Magnesium-ion batteries have potential if scientists can crack the problem of finding an efficient electrolyte. Now scientists have developed a solid-state material that appears to be one of the fastest conductors of magnesium-ions, which could lead to safer and more efficient batteries.
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