A new international scientific assessment of the 2022 Hunga Tonga-Hunga Haʻapai eruption has explained why the largest volcanic plume ever measured cooled the stratosphere instead of heating it. The ...

On January 15, 2022, a volcano on the floor of the South Pacific exploded with enough force to punch a plume 35 miles into the sky. Scientists expected the usual aftermath: sulfur aerosols drifting ...

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 ...

Here’s what you’ll learn when you read this story: The 2022 Hunga Tonga–Hunga Haʻapai volcanic eruption was the largest eruption in the 21 st century, sending up the highest plume ever recorded. A new ...

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 ...

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 ...

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. Reading time 3 minutes Every single ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: iStock Size alone may be a poor guide to tsunami danger from an underwater volcano. A new study on Tonga's 2022 ...