A 2022 satellite photo shows smoke rising from a caldera on Tofua, highlighting the "looming threat" of the volcanic island.

James Garvin, chief scientist at NASA's Goddard Space Flight Center, has explained the eruption of the Hunga Tonga-Hunga Ha'apai submarine volcano was “500 times more powerful than the atomic ...

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Credit: NASA The Hunga Tonga-Hunga Ha’apai volcanic island that erupted in January bears two names because it was originally two separate islands that had become connected by volcanic activity ...

An underwater volcano near the South Pacific island nation of Tonga erupted on January 15. The eruption unleashed explosive forces that dwarfed the power of the Hiroshima atomic bomb, Nasa ...

A new “major” volcanic eruption was detected in Tonga, where some 80,000 people are at risk of suffering the consequences of the one that caused a tsunami in the Pacific two days ago, a ...

Then, a roar from below the water. The towering undersea volcano known as Hunga Tonga-Hunga Ha‘apai had awakened, and on a balmy afternoon in January 2022 it began blasting its insides into the ...

Shock waves triggered by a massive underwater volcanic eruption near Tonga on Jan. 15 were apparently responsible for tidal surges seen along Japan’s Pacific coastline, according to experts.

Since 2022, the underwater volcano of Home Reef has repeatedly emerged, adding hectares of land to the Tonga archipelago. Successive eruptions have allowed the island to reach an area of 12.2 hectares ...