Secondary gravity waves are ripples in the atmosphere created when primary gravity waves, like those triggered by a volcanic ...

The island, named Tofua, consists mainly of a massive ring-like caldera left by an explosive eruption millions of years ago. The caldera's steep walls stand up to 1,690 feet (515 meters) above sea ...

The 2022 underwater Hunga Tonga-Hunga Ha‘apai eruption, one of the most powerful in modern history, reached all the way into ...

The eruption of undersea volcano Hunga Tonga–Hunga Haʻapai, and a tsunami wave, blanketed Tonga's islands in volcanic ash. It's posing a serious health risk and contaminating water supplies.

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.

On the 14th of January, 2022, the Hunga Tonga-Hunga Ha’apai volcano began a gigantic eruption that would go on to peak in ferocity the next day. The uninhabited island volcano would quickly make ...

Secondary gravity waves emerge as the hidden architects of global-scale thermospheric upheaval following the Tonga eruption in 2022.

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 ...

People on the coast of Peru have been filmed panicking in the aftermath of an underwater volcanic eruption in Tonga which triggered a tsunami. The Hunga Tonga-Hunga Ha'apai volcano sent strong ...

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 ...