Scientists have found previously undocumented ash deposits buried beneath the Lava Creek Tuff in Wyoming — and at least one of them could be from an unknown volcanic eruption, they say.

Under all of the ash, they came upon the aforementioned waterhole sand, with an entirely different set of fossils representing over 60 species of vertebrates, none of which were fully articulated ...

He said, “With Nigeria’s abundance of silica sand and soda ash deposits, it has become imperative that we extract the most value from them.

The Yellowstone volcanic system is known for its ash-flow tuffs — thick, compressed ash deposits from eruptions. But thinner ash beds from these eruptions were also deposited across the U.S.

An analysis of a 30,000-year-old fossil vulture from Central Italy has revealed for the first time that volcanic rock can preserve microscopic details in feathers—the first ever record of such a ...

This specimen was preserved in ash deposits, which is considered extremely unusual. “When analyzing the fossil vulture plumage, we found ourselves in uncharted territory,” Valentina Rossi, a ...

Hutchinson compared the ash deposits in the ice cores to ash samples from volcanoes across the Kurils. “Finding the match took a long time and required extensive collaboration with colleagues ...

An analysis of a 30,000-year-old fossil vulture from Central Italy has revealed for the first time that volcanic rock can preserve microscopic details in feathers - the first ever record of such a ...