Sometimes eruptions are explosive and lava is thrown out as volcanic bombs. Hotspots are places where the magma rises up through the crust. They are caused by a static source of magma, often away ...

Trees growing near to an active volcano face an uncertain future for several years after an eruption, a study has suggested. A reduced ability to absorb essential nutrients from the soil and lower ...

The Hunga Tonga underwater volcano was one of the largest volcanic eruptions in history, and now, two years later, new research has revealed its main trigger. The Hunga Tonga underwater volcano ...

With its red-hot rivers of lava and clouds of ash, Hawaii's Kilauea volcano has captured the world's attention. But how dangerous are such eruptions? Every year about 60 volcanoes erupt.

On June 14, 1914, three men climbed Lassen Peak to see why a seemingly dormant volcano had started rumbling 16 days before. Now, peering into a newborn crater, they felt the ground tremble.

The 2022 eruption of the Hunga Tonga volcano may have been triggered by the release of underground energy totaling as much as five nukes exploding all at once, scientists have found. Until this ...

One variety of bomb that has grown especially prevalent in recent decades, most recently thanks to its use in Russia's invasion of Ukraine, is the thermobaric or vacuum bomb. With a history dating ...

Citation: Tongan volcanic eruption triggered by explosion equivalent to 'five underground nuclear bombs,' new research reveals (2024, October 1) retrieved 22 October 2024 from https://phys.org ...

I’m in Italy visiting a very famous volcano called Mount Vesuvius. A volcano is an opening in the Earth’s crust, which allows hot magma, ash and gases to escape from below the surface.

More information: Jinyin Hu et al, A Composite Seismic Source Model for the First Major Event During the 2022 Hunga (Tonga) Volcanic Eruption, Geophysical Research Letters (2024). DOI: 10.1029 ...

But not always. In fact, most volcanic eruptions are harmless—and the latest outburst on the island of Hawaii was one of the loveliest displays of volcanism in quite some time. Earlier this ...