Hawaii’s unique position in the center of the Pacific Ocean makes it particularly vulnerable to tsunamis from both distant ...

The Hunga Tonga volcano has erupted explosively again, causing widespread concern and triggering a tsunami across the Pacific region. This video provides the latest update on the volcanic activity ...

A 7.0 magnitude earthquake has caused slight damage in Tonga and brief evacuations before the threat of a tsunami passed.

The 2022 Hunga Tonga volcano eruption (shown in this image taken by a Japanese weather satellite) has added another superlative to its growing list of impressive stats: highest-altitude lightning ...

A new simulation of the megatsunami created by the 2022 Hunga Tonga-Hunga Ha'apai eruption explains why it wasn't more deadly.

One year later, researchers are marveling at the power of the Hunga Tonga explosion—and wondering how to monitor hundreds of other undersea volcanoes.

As Tonga marks the first anniversary of the eruption, Tongan and international researchers have pieced together the geological sequence of the eruption and worked out how that set off the tsunami.

Scientists have revealed new findings about the Hunga Tonga-Hunga Ha’apai volcano, which in January 2022 became the largest eruption ever recorded with modern technology.

The government of Tonga asked citizens to move inland early on Saturday after an earthquake of magnitude 7.3 struck the sea around 211 km (131 miles) from the capital, though a tsunami warning ...

The underwater eruption of the Hunga Tonga-Hunga Ha’apai volcano on January 15, 2022, generated tsunamis that may have started out as a mound of water 90 meters tall. NASA Earth Observatory ...

The authors of the study believe that the Hunga Tonga Ha’apai eruption should serve as a warning for world governments on the danger of future volcanic tsunami events. “This was a gigantic ...