Volcanic eruption buried ancient ... Italy's Mount Vesuvius erupted in 79 AD found dark fragments resembling obsidian inside ...

Yes, technically, black is the absence of color. But it offers many of life’s beautifully brooding shades — from glassy, ...

They look like small pieces of obsidian, smooth and shiny ... are thought to be pieces of his brain—turned to glass. The discovery, reported in 2020, was exciting because a human brain had ...

A young man's brain turned into glass during Mount Vesuvius’ 79 AD eruption. Scientists now study how extreme heat preserved ...

A rare form of dark-colored organic glass formed when an intense ash cloud superheated the individual’s brain before it ...

“Obsidian glass, that is a volcanic glass, forms when lava is very quickly cooled, for example, where it enters into water,” Giordano added. However, the pyroclastic flows, composed of fast ...

Along with volcanic ash, his brain and spinal cord ... The shards, or clasts, have a glassy luster, making them look a lot like obsidian, a glass formed from lava when it cools very quickly.

(CNN) — Glass rarely forms naturally from organic materials. However, in 2020, researchers discovered a black, glassy substance inside the skull of a person killed during the eruption of Italy ...