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

Famous Alaska volcano sees seismic unrest after more than 30-year slumber

Alaska Volcano's Alert Level Raised After Officials Observe 'New Eruptive Activity'

Alaska's Redoubt Volcano 'Screams' Before It Erupts

Alaska volcano's week-long eruption eases after spewing another massive ash cloud