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 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 ...

The Hunga Tonga eruption may have triggered a surprising chemical reaction that destroyed some of the methane released into the atmosphere. Scientists say the discovery could reshape estimates of ...

When an underwater volcano erupted in the South Pacific in January 2022, it sent a plume of ash, steam and gas nearly 40 miles above the Earth’s surface. It was one of the most violent volcanic ...

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 ...

A colossal underwater volcano in the South Pacific may have revealed a surprising new weapon against climate change. After the 2022 eruption of Hunga Tonga–Hunga Ha’apai, scientists detected enormous ...

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 ...

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 ...

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 ...

This satellite image from January 16, 2022, reveals formaldehyde in blue. The volcanic plume from the Hunga Tonga-Hunga Ha’apai volcano traveled over the South Pacific. van Herpen et al. (2026) Hunga ...