Aerial images show the devastation in Tonga left behind after a violent offshore volcanic eruption sparked a tsunami and clouded the sky with ash. Communications with the island nation have largely ...

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 ...

When the Hunga Tonga-Hunga Ha'apai volcano blasted gas and ash 30 miles into the atmosphere, it definitely made waves. The question is, what kind? The eruption may have been the largest in a half ...

WELLINGTON, New Zealand — New Zealand and Australia have sent military surveillance flights to assess the damage in Tonga caused by Saturday's huge undersea volcanic eruption. Communications with the ...

The Hunga Tonga-Hunga Ha'apai volcano erupted for the second time in 2 days, triggering a tsunami that hit the South Pacific Kingdom of Tonga. NOAA's GOES-West satellite captured imagery of the ...