These fast-moving mudflows can devastate towns in a matter of minutes.

Guatemalan authorities ordered the evacuation of two villages near the Volcan de Fuego in early August 2026 after the ...

Volcán de Fuego in Guatemala - one of the most volatile volcanoes in the world - has started erupting, with a nationwide 'danger' alert issued ...

One of the most deadly and dangerous volcano hazards isn’t lava. Mudflows called lahars can come without clear warning. In June 2024, early career geologist Gustavo Béjar López traveled to Guatemala ...

Volcanoes are often judged by the size of their eruptions, but volcanologists measure danger differently. A volcano becomes truly hazardous when explosive potential intersects with large populations, ...

Add Yahoo as a preferred source to see more of our stories on Google. Is a massive volcanic eruption about to wipe central Oregon off the map? If you spend much time on social media, you might have ...