Volcano near Alaska's largest city could erupt soon, scientists say

Explosive eruption at Alaska's Shishaldin Volcano sends ash cloud to nearly 30,000 feet

Alaska's Shishaldin Volcano explosion sends ash and steam 40,000 feet into the air

The eruption of Augustine Volcano in Alaska nearly 20 years ago is stilll leading to new discoveries. The latest comes from graduate student researcher Valerie Wasser at the University of Alaska Fairbanks Geophysical Institute. She analyzed extremely small crystal clots, each polished to the thickness of a human hair or thinner, to determin that the addition of hot new magma into Augustine’s reservoir of cooler, older magma increased the pressure enough to trigger the 2006 eruption. Wasser’s ana

Alaska’s Mount Spurr volcano on yellow alert eruption watch as scientists provide update