On January 13, 2022, the Moderate Resolution Imaging Spectroradiometer (MODIS) on board NASA’s Aqua satellite acquired a true-color image of the start of something big–a massive volcanic eruption on ...

In 2015, a new land emerged in the South Pacific. The eruption of an underwater volcano had sent ash and lava spewing into the sea for over a month. As the ash mixed with the warm water, it solidified ...

Maxar overview satellite imagery shows the Hunga Tonga-Hunga Ha'apai volcano. The Hunga Tonga-Hunga Ha'apai eruption in January 2022 was one of the biggest volcanic eruptions in recorded history.

The explosive eruption of the underwater volcano Hunga Tonga-Hunga Ha’apai in January 2022 injected at least 50 million metric tons of water vapor directly into the stratosphere, potentially ...

The ancient Tongan phrase for tsunami is peau kula, which translates to red wave. The deeper meaning of the words became clear to Taaniela Kula, the head of Tonga’s Geological Services, when he ...

A large team of atmospheric specialists has found that when the Hunga-Tonga Hunga-Ha'apai volcano erupted last year, it took part of the ozone layer with it. Their findings are published in the ...

When the Hunga Tonga-Hunga Ha’apai volcano erupted in Tonga in January 2022, it became the largest eruption ever recorded with modern technology. The blast, estimated to be hundreds of times stronger ...