When most of us think about active volcanoes in the U.S., Mount St. Helens, Mt. Rainier and a few others will first come to mind. However, one of the most active volcanoes in the region is about a ...

Shock waves triggered by a massive underwater volcanic eruption near Tonga on Jan. 15 were apparently responsible for tidal surges seen along Japan’s Pacific coastline, according to experts.

First Person - RNZ Pacific reporter, Iliesa Tora, reflects on the Hunga Tonga-Hunga Ha'apai volcanic eruption, saying people need to take tsunami warnings seriously.

Rising ocean temperatures are becoming even more of a concern as a new study has highlighted an accelerated rise since the ...

UN Secretary-General Antonio Guterres has expressed deep concern over the reports of a tsunami, affecting Tonga following the eruption of an undersea volcano near the Pacific nation. In a statement, ...

In 2018, the side of the Anak Krakatau volcano collapsed in a powerful eruption and produced a tsunami that killed hundreds and injured thousands on nearby Java and Sumatra in Indonesia. A new ...

It last erupted in 2015 but has a history of more than 50 different eruptions over the last 800 years. The good news is that because the top of the volcano is still 4,500 feet below the ocean’s ...

First person - On 15 January 2022, the Hunga Tonga-Hunga Ha'apai undersea volcano erupted. It was the most powerful volcanic eruption since Krakatoa in 1883, and triggered a devastating tsunami ...