When an underwater volcano erupted in the South Pacific in January 2022, it sent a plume of ash, steam and gas nearly 40 miles above the Earth’s surface. It was one of the most violent volcanic ...

A gigantic underwater volcano became a massive chemistry experiment that could help researchers quantify the success of tactics designed to tackle climate change. In January 2022, the Hunga ...

Understanding what triggers large volcanic eruptions is crucial for hazard assessment, but the exact mechanism driving these eruptions is still poorly understood. The prevailing theory is that ...

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 and wildfires can inject millions of tons of gases and aerosol particles into the air, affecting temperatures on a global scale. But picking out the specific impact of individual events ...

In the summer of 1991, Pinatubo, a volcano in the Philippines, self-destructed. The eruption started on June 12, and three days later it culminated in a tremendous explosion. By the time pyroclastic ...

This video captures an eruption at Volcán de Fuego, Guatemala, one of the most active volcanoes in Central America. A towering column of ash rises high above the crater while thick clouds of volcanic ...