Here’s how it works. The Tonga underwater volcanic eruption rivaled the strength of the largest U.S. nuclear bomb and produced a "mega-tsunami" nearly the height of a 30-story skyscraper ...

From the outset, the Tonga eruption’s lightning was ... that such an intense explosion and potent tsunami came out of this single, relatively small volcanic isle “speaks to the incredible ...

Tsunamis hurtled outward, engulfing villages in Tonga’s low-lying islands and crashing into shorelines as far away as Peru. It was one of the most powerful volcanic eruptions ever recorded.

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only ...

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A tsunami has hit Tonga's largest island, Tongatapu, and reportedly sent waves flooding into the capital after an underwater volcano in the South Pacific exploded in a violent eruption on ...

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 ...