Rare sonar mapping—conducted before and after an undersea volcano erupted off the coast of Tonga in 2022—has uncovered the unique reasons for its deadly tsunami.

The tsunami threat around the Pacific from a huge undersea volcanic eruption began to recede Sunday, while the extent of damage to Tonga remained unclear.

The blast sent an eruption column more than 34 miles high.

Hunga Tonga-Hunga Ha’apai’s eruption in January 2022 was among the most violent volcanic eruptions of the modern era. New research reveals that the blast, located off Tonga in the South Pacific, was ...

Tsunami experts theorize that shock waves produced after a massive underwater volcanic eruption near Tonga on Jan. 15 caused the higher tidal levels seen along Japan’s Pacific coastline.

Korea Polar Research Institute (KOPRI) said on the 14th that it had identified that a large-scale "piston-type collapse" ...

Add Yahoo as a preferred source to see more of our stories on Google. The Hunga Tonga–Hunga Ha'apai-volcanic eruption on 15 january 2022. Image taken from a video of the eruption. (CREDIT: Tonga ...

Hunga Tonga-Hunga Ha'apai (Hunga Tonga for short) erupted on January 15 2022 in the Pacific Kingdom of Tonga. It created a tsunami which triggered warnings across the entire Pacific basin, and sent ...

The Bureau of Meteorology has issued a renewed tsunami warning for parts of Australia after an undersea volcano near Tonga erupted.

For every action, there is an equal and opposite reaction. On January 15th, 2022, an underwater volcano being blown into the air was the action. The reaction was the atmosphere and ocean pushing back ...

Every single house on Mango Island was swept away by the tsunami that radiated out when the submarine volcano Hunga-Tonga Hunga-Ha’apai exploded off the coast of Tonga in 2022. Only two buildings ...

Analysis has shown a boulder weighing almost 1,200 tons in Tonga is one of the largest known wave-transported rocks in the world, providing new insights into the Pacific region's history and risk of ...