Understanding what triggers large volcanic eruptions is crucial for hazard assessment, but the exact mechanism driving these ...

A recent study reveals that the Poás volcano has changed its eruption pattern, redefining the global ash-related risk map.

Geochemical analysis of erupted tephra samples over the past decade help scientists understand the temperature of Kilauea’s shallow magma system under the summit — and things have been “heating up!” ...

Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists and affiliates. This photo shows the gap between the south (left) and ...

Around the world, volcanologists are following the path of magma as it travels between connected volcanoes, in an effort that ...

Volcanoes are both captivating and disastrous. Most are likely familiar with the common short-term dangers associated with them: explosive forces, lava, and even atmospheric particles disrupting air ...

Scientists reveal a hidden magma and fluid system beneath Ebeko volcano, explaining how quiet surfaces can lead to sudden ...

A volcanic formation known as Pele’s hair is produced when air-filled magma is stretched, according to a new study by a team ...

The discovery has revealed a hidden process that could change how scientists understand volcanic systems.

After Guatemala’s Volcano of Fire erupted June 3, sending a fast-moving flow of superheated ash, rock and debris into villages, AP staffers sprang into ...