Yellowstone supereruption would send ash across North America

In the unlikely event of a volcanic supereruption at Yellowstone National Park, the northern Rocky Mountains would be blanketed in meters of ash, and millimeters would be deposited as far away as New York City, Los Angeles ...

Researchers find smoking gun of world's biggest extinction

About 250 million years about 95 per cent of life was wiped out in the sea and 70 per cent on land. Researchers at the University of Calgary believe they have discovered evidence to support massive volcanic eruptions burnt ...

Guatemala's Fuego volcano erupts again

Guatemala's deadly Fuego volcano erupted anew early Friday, unleashing a 600-meter flow of lava and sending clouds of ash spiralling into the sky.

Volcanic ash affects airplanes, weather, sunsets

(AP) -- In 1989, all four engines of a Boeing 747 over Alaska conked out after it flew into a cloud of volcanic ash. The crew was able to restart them, but incidents like that dramatize why hundreds of flights every year ...

Volcanic eruption begins under Iceland glacier

Iceland's Bardarbunga volcano began erupting Saturday under the country's largest glacier after a week of seismic activity rattled the area with thousands of earthquakes, the country's Meteorological Office said.

Mexico's Popocatepetl volcano blasts tower of ash

(AP) -- The Popocatepetl volcano that towers over Mexico City began rumbling again Friday, shooting a blast of ash about 2 miles (3 kilometers) above its crater at dawn.

Land bulge clue to aviation threat from volcanoes

Bulging in land that occurs before a volcano erupts points to how much ash will be spewed into the sky, providing a useful early warning for aviation, geologists in Iceland said on Sunday.

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