Widely shared social media posts claimed a massive underwater volcano "the size of a city" was "showing signs it could erupt ...

The volcano last erupted in 2015, producing 450-foot-thick lava flows, but because of its remote location, it is not a threat ...

An underwater volcano near Tonga revealed how sediment spreads, disrupts marine life, and raises questions about deep-sea ...

Underwater volcano poses no threat to people. Since this volcano is well off the coast and deep underwater, it won’t pose any threats to humans. It is about one mile underwater.

Lava in Hawaii, seismic shaking in Alaska and underwater rumblings near Oregon. Scientists say it’s not the end of the world, ...

An underwater volcano situated 300 miles off the Oregon coast is getting closer to erupting for the first time in 10 years. The volcano, known as Axial Seamount, is formed by a hotspot in Earth's ...

A volcanic eruption in southwest Iceland has prompted evacuations, including at nearby tourist sites like the Blue Lagoon.

WELLINGTON, New Zealand — The tsunami threat around the Pacific from a huge undersea volcanic eruption has begun to recede, while the extent of damage to Tonga remains unclear.

For decades, scientists have been monitoring the massive underwater volcano, and recent activity shows that it might be ready to erupt. In late March and early April, researchers were recording ...