A "zombie" volcano in Bolivia has been rumbling in its sleep — despite being dormant for hundreds of thousands of years — and scientists now think they know why.

Uturuncu, a Bolivian ‘zombie volcano’ that hasn’t erupted in more than 250,000 years, has shown signs of life. But scientists don’t think those signs spell trouble.

Scientists solve mystery of 'zombie' volcano displaying signs of eruption for decades. The Uturuncu volcano in Bolivia has not erupted for 250,000 years. By Julia Jacobo. April 30, 2025, 2:11 PM.

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists. However, there's a chance that the activity could be signs of a pending ...

Although dormant volcanoes are usually quiet, “zombie volcanoes” like Bolivia’s Uturuncu display a surviving amount of activity for a volcano that hasn’t erupted in 250,000 years.

Understanding why a volcano acts restless long after it stops erupting is not easy. Resea New research shows why Bolivia’s 'Zombie' volcano is stirring after 250,000 years ...

The volcano Uturuncu, located in the Central Andes mountains, has seemingly risen from the dead. While the volcano has not erupted in more than 250,000 years, it has recently shown signs of ...

A zombie volcano is coming back to life, but there is no need to worry just yet. Devika Rao, The Week US. Mon, May 12, 2025 at 6:00 AM UTC. 3 min read.

Anatomy of a 'zombie' volcano: Investigating the cause of unrest inside Uturuncu. ScienceDaily . Retrieved July 12, 2025 from www.sciencedaily.com / releases / 2025 / 04 / 250428220444.htm ...

Hawaiian Volcano Observatory field engineers on July 10, 2025, visited monitoring stations downwind of the Kīlauea summit eruptive vents. They wore snowshoes, as the large footprint keeps the field ...

A dormant volcano, which has not erupted for 250,000 years, is showing signs of an impending eruption that could lead to widespread destruction and loss of life. The so-called "zombie" volcano ...