In a feedback of fire and ice, thinning ice sheets over geologic hot spots could allow more eruptions, while increased ...

The U.S. National Tsunami Warning Center has said there is no tsunami danger for the East Coast of the United States after an earthquake occurred east of Greenland on Sunday.

The volcano is only 74 miles away from Anchorage, ... The cloud drifted as far as Greenland. Volcanic ash is angular and sharp and has been used as an industrial abrasive.

Scientists have identified the “mystery volcano” that erupted in 1831 and cooled Earth’s climate. They have linked it to an island volcano in the northwest Pacific Ocean.

A volcano near Alaska’s largest city is showing new signs of unrest, ... The cloud drifted as far as Greenland. Volcanic ash is angular and sharp and has been used as an industrial abrasive.

A volcano near Alaska’s largest city is showing new signs of unrest, ... The cloud drifted as far as Greenland. Volcanic ash is angular and sharp and has been used as an industrial abrasive.