The eruption of Mount Vesuvius in 79 AD froze tragic scenes of life in time. Among them, a rare phenomenon: the vitrification of a victim's brain, preserved as black glass. This discovery, made

A rare sequence of heating and cooling triggered the chain of chemical reactions that turn organic material into glass.

Scientists have discovered the reason behind the transformation of a young man's brain to glass following the eruption of Mount Vesuvius in Italy in 79 AD.