Volcanic lightning forges tiny glass balls from airborne ash
Electrified air melts and alters ash
![lightning volcano](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/03/ts_volcano_lightning_free.png?fit=860%2C460&ssl=1)
FIRE BOLT Lightning that crackles through volcanic ash plumes, such as during this 2010 eruption of Eyjafjallajökull in Iceland, can kiln microscopic glass orbs, new research finds.
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