A uncommon natural glass was discovered inside a cranium from Herculaneum’s 79 CE Vesuvius eruption. Researchers decided {that a} super-heated ash cloud briefly raised the mind’s temperature above 510°C, then cooled quickly, forming the glass. A novel, dark-colored natural glass discovered contained in the cranium of a person who died in Herculaneum in the course of the 79 CE […]
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