So, how do airlines decide it's not safe to fly when a volcano erupts? And why is volcanic ash so dangerous for aircraft, anyway? Volcanic ash particles are very, very abrasive. They can cause ...

One such hazard is that volcanic ash can be a threat to aircraft, in particular those with jet engines where ash particles can be melted by the high operating temperature; the melted particles ...

Seven international flights from Bali have been cancelled due to a volcanic eruption, which released dark ash up to eight ...

While the likelihood of Mount Spurr erupting soon has increased, it's not yet clear if the Yukon will be affected.

The last time European airports experienced disruption on such a large scale was the 2010 Icelandic volcanic ash cloud that ...

Those events ejected plumes of volcanic ash as high as 45,000 feet into the ... would prove "extremely hazardous" for people or nearby aircraft. Additionally, the agency warned that elevated ...

So I’ll need to stay at a safe distance! Volcanic ash. Clouds of ash can rise miles into the sky and block out light from the Sun, changing temperatures across the land and damaging aeroplanes ...

The Alaska Volcano Observatory says that if the more than 11,000-foot-tall, snowcapped volcano erupts, the impacts could include: Damage to aircraft from ash, especially since 60,000 planes fly ...