“It would therefore be impossible to find organic glass embedded in volcanic deposits that have reached several hundred of Celsius degrees,” wrote the study’s authors. Using X-ray analysis ...

But now they've found something new: a brain that turned into glass. In a paper published Thursday ... the first pyroclastic flow was ejected from the volcano, a turbulent mix of ash, pumice ...

Archaeologists and volcanologists have proven that the eruption of Mt. Vesuvius turned a young man's brain into glass.