A Philippine volcano spewed plumes of ash Tuesday, but volcanologists say the steam-driven explosions do not indicate an imminent violent eruption.
A volcano in western Indonesia unleashed a new powerful burst high into the sky on Saturday, sending hot ash far down the mountain's slopes, an official said.
If you want to assign blame on an overcast day, then cast your eyes on the tropics. Water vapor originating from the Earth's tropics is transported to midlatitudes on long filaments of flowing air that intermittently travel ...
When tons of ash spewed into the atmosphere from a 2010 Icelandic volcano it caused havoc for vacationers across Europe. But did it also dramatically change clouds? Researchers at Pacific Northwest National Laboratory found ...
Predictions of where planes can safely fly following volcanic eruptions could be improved, thanks to fresh discoveries about ash clouds.
Thirty-five years ago, Mount St. Helens in southwest Washington state erupted, killing 57 people, blasting more than 1,300 feet off the top and raining volcanic ash for miles around. Today, the volcano has become a world-class ...
Guatemala's Fuego volcano is becoming more active, belching out increasing amounts of smoke and ash, officials said on Friday.
Scientists have made an important step towards understanding how volcanic eruptions happen, after identifying a previously unrecognised potential trigger.
Duke Energy says it will begin delivering bottled water to homeowners living near its coal ash pits in North Carolina, even as the nation's largest electricity company denies responsibility for its neighbors' tainted wells.
Turrialba volcano spewed a column of smoke and ash on Monday that reached Costa Rica's capital San Jose 60 kilometers (40 miles) away, authorities said.