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

Located on the Juan de Fuca Ridge, some 480 kilometers (300 miles) off the US west coast, Axial is the most active submarine volcano in the northeast Pacific, erupting with sufficient regularity ...

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 ...

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.

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 ...

"This particular volcano is probably the best-monitored submarine volcano in the world," said Mike Poland from the Yellowstone Volcano Observatory, as reported by the Cowboy State Daily.

"This particular volcano is probably the best-monitored submarine volcano in the world," said Mike Poland from the Yellowstone Volcano Observatory, as reported by the Cowboy State Daily.

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 ...