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’s Mount ...
Obsidian is a naturally occurring volcanic glass that forms when viscous rhyolite magma, which is rich in silica, erupts as a lava flow then cools rapidly. The rapid cooling and high viscosity of the ...
Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Mark Stelten, research geologist with ...
A slow-moving lava flow made of glass is still inching its way down a volcano in Chile, nearly a year after it first erupted, geologists recently discovered. The lava is made of obsidian, or volcanic ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more.
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A young man’s brain turned to glass during the eruption of Mount Vesuvius. Scientists say they have figured out how
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Glass rarely forms ...
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