Satellites captured footage of an underwater volcano eruption in a part of the sea that remains largely a mystery.

An underwater volcano violently erupted in the South Pacific in 2022. The chemical reaction that happened afterwards could show humans how to slow global warming.

The South Pacific blast may have consumed its own methane — but using this idea against the greenhouse gas is controversial.

Roughly three-quarters of all volcanic eruptions on Earth happen deep underwater, far from any camera, seismograph network, ...

Amazing footage taken by Japan's Coast Guard shows an eruption near Iwo Jima after an eruption just two months prior to when ...

The discovery emerged from satellite observations of the eruption plume. Scientists detected an unusually large cloud of formaldehyde, a compound that commonly forms when methane is broken down in the ...

People in parts of Papua New Guinea are facing an unusual problem. Floating volcanic rock is making boat travel difficult, ...

An underwater volcano off the Oregon coast could erupt late this year, scientists say. The volcano, known as Axial Seamount, is more than 4,900 feet beneath the Pacific Ocean and 300 miles off the ...

The underwater volcano Hunga Tonga-Hunga Ha’apai, which sent a tsunami hurtling towards Tonga following a massive eruption on ...

Scientists initially thought that the Axial Seamount, which lies 300 miles off the coast of Oregon, would erupt by the end of this year. But its due date now is now likely to move to 2026. The volcano ...

Japan has paid a high diplomatic price for its territorial disputes with China and South Korea over uninhabited islets in the East China Sea and the Sea of Japan. But Japan may get a freebie in the ...