A 2022 satellite photo shows a large plume of discolored water rising from the undersea Kavachi volcano, during an eruption ...

Most volcanism on Earth occurs beneath the oceans, but submarine volcanoes are difficult to study. Advances in seafloor monitoring have opened up an unprecedented view of eruptions on the seabed.

An undersea volcano, 470 km off the coast of Oregon, is likely to erupt sometime in 2025. Forecasting eruptions more than hours ahead is considered “pretty unique” and this much of an advanced ...

Charlotte Lytton and Matthew Abbott traveled to Tonga to report this story. All photographs were made in May 2023. Sept. 1 at 6:00 a.m. Warning: This graphic requires ...

(CNN)-- A rapid Pacific submarine volcano eruption has exhaled a steam and ash cloud in the air and left a trail of debris on the surface of the water near Sarigan Island in the Northern Mariana ...

it's possible we'll discover unknown underwater volcanoes. 19:58 There are many things we don't understand, and it's a lot of work, but it's an exciting field. Approximately 60% of the world's ...

The Kavachi volcano is an active underwater volcano located near the Solomon Islands in the southwestern Pacific. Underwater, or submarine, volcanoes are found on the ocean floor.

James Garvin, chief scientist at NASA's Goddard Space Flight Center, has explained the eruption of the Hunga Tonga-Hunga Ha'apai submarine volcano was “500 times more powerful than the atomic bo ...