ANCHORAGE, Alaska (KTUU) - The expected eruption of Mount Spurr — a volcano just 75 miles west of Alaska’s largest city — has prompted municipal officials to upgrade their activation status Thursday.

Naturally, that has folks asking: What happened when the volcano erupted before? In 1992, Mount Spurr erupted three times over the course of months. In 1953, however, there was only a single eruption.

James Turrell discusses his ongoing land art piece, Roden Crater, created within a pit formed by an extinct volcano in the Arizona desert. ART21: Where are we, right now? TURRELL: Well, right now ...

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The largest active volcano in Washington state has been rocked by a series of earthquakes, putting experts on high alert. Mount Adams is a 12,000-foot-tall stratovolcano located in south-central ...

The "Volcan de Fuego," or Volcano of Fire, blows a thick cloud of ash seen from Palin, Guatemala. (AP Photo/Moises Castillo) Auto news: Car industry body accused of 'undermining' Australian new ...

Lava, ash and rocks were ejected from the volcano and people were moved to safety from communities such as El Porvenir and Las Lajitas, with another 30,000 people being put potentially ‘at risk’.

Before then, the volcano's most recent major eruptions were in 2016, 2014, 2007 and 2003. In the past, researchers also sighted ephemeral islands up to half a mile (1 km) wide being birthed by the ...

Guatemala's Fuego volcano, considered by seismologists to be one of the most active volcanoes in the world, is currently erupting. Authorities in the Central American state have already evacuated ...

Guatemala’s Volcano of Fire is erupting, and authorities have evacuated nearly 300 families while warning that another 30,000 people in the area could be at risk. The eruption started overnight.

Their findings, appearing in Communications Earth & Environment, suggest volcanic activity altered conditions enough to accelerate oxygenation, and the whiffs are an indication of this taking place.

What caused these oxygen previews has puzzled scientists for years. Now, researchers from the university of Tokyo have found a surprising answer: massive volcanic eruptions. But how could volcanoes, ...