Explore the dangers of coal ash and its impact on health. Learn how coal ash has harmed rivers and communities in Indiana.

Geologists confirm that industrial waste turns into rock in just 35 years, challenging traditional ideas about geological formation.

Giant mounds of sand discovered beneath the North Sea off Norway may scramble what we know about a key geological process.

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.

The researchers discovered that volcanic rock can capture microscopic details of feathers – a phenomenon that has never been documented before. Fossilization usually occurs in sediments like mud or ...

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 ...

The proposed pilot plant is expected to extract value from Nigeria’s abundant silica sand and soda ash deposits, creating job opportunities and contributing to the country’s economic growth.

“Resuspension of volcanic ash is more likely at higher wind speeds, if the ash is dry and if ash particles are small,” said Simon Carn, volcanologist at Michigan Tech. “The ash deposits at Taal may ...

Located on the Pacific “Ring of Fire,” Indonesia contains almost 130 active volcanoes, with the area characterised by intense seismic activity across several tectonic plates. The Mount Lewotobi ...

Here geologists are instead interested in "volcano sedimentary deposits," where the highly soluble metal is concentrated in nearby basins after being weathered out of its source rock.