Building a safer lithium-ion battery

Lithium-ion batteries have become an indispensable power source for our proliferating gadgets. They have also, on occasion, been known to catch fire. To yield insight into what goes wrong when batteries fail and how to address ...

Leaf vein structure could hold key to extending battery life

The natural structure found within leaves could improve the performance of everything from rechargeable batteries to high-performance gas sensors, according to an international team of scientists. The researchers have designed ...

When batteries explode: five questions

Samsung has told customers worldwide to stop using their Galaxy Note 7 smartphones after a spate of battery explosions threatens to derail the powerhouse global brand.

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