ASHScienceBogoslof Volcano in Alaska Unexpectedly EruptsBy Erik KlemettiEruptionsA Swarm of Earthquakes Shakes Mount St. HelensBy Erik KlemettiScienceSouth American Volcanoes Let Off Some Spectacular Ash PuffsBy Erik KlemettiScienceCentral American Volcanoes Let Out Spectacular EruptionsBy Erik KlemettiEruptionsAnnotated Volcano: Exploring Pinatubo’s Devastating Eruption, 25 Years LaterBy Erik KlemettiEruptionsPlease Don't Blame Mars for This Week's Explosive Volcanic EruptionsBy Erik KlemettiEruptionsErupting Russian Volcanoes Could Make a Mess of Your FlightBy Erik KlemettiScienceAlaska's Volcano Cools Down, While a Chilean One Heats UpBy Erik KlemettiSciencePavlof's Unexpected Eruption in Alaska Spews Ash 20,000 Feet HighBy Erik KlemettiScienceEruptions at Rinjani Cancel Flights Across IndonesiaBy Erik KlemettiScienceEcuadoran Volcano Erupts for the First Time Since the '40sBy Erik KlemettiScienceIt's Been a Busy Week of Explosive Eruptions in MexicoBy Erik KlemettiEruptionsEruption Update: Japan, Philippines, and IndonesiaBy Erik KlemettiEruptionsEruption Update for May 18, 2015: Etna, Hakone, Piton de la FournaiseBy Erik KlemettiEruptionsThird Explosive Eruption at Chile's CalbucoBy Erik KlemettiScienceCalbuco Calms Down After ExplosionsBy Erik KlemettiEruptionsChile's Calbuco Unleashes Dramatic Explosive EruptionBy Erik KlemettiScienceTambora 1815: Just How Big Was The Eruption?By Erik KlemettiScienceOver 70 Years of Silence from Italy's VesuviusBy Erik KlemettiScienceAsh from the Continuing Eruption of Turrialba Coats Costa RicaBy Erik KlemettiScienceNew Volcano Identified in Central ColombiaBy Erik KlemettiScienceAsh Plume From Hunga Tonga-Hunga Ha'apai Strands TouristsBy Erik KlemettiScienceEruption Update for January 7, 2015: Fogo, Popocatépetl, ColimaBy Erik KlemettiScienceEtna Has First Intense Eruption in Over a YearBy Erik KlemettiMore Stories