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 ...

A tsunami triggered by a volcanic eruption decimated some islands of the South Pacific nation of Tonga. The crushing effect on land and infrastructure can be seen from outer space. Three of Tonga’s ...

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 ...

An advisory was previously issued for the entire U.S. West Coast and Alaska. The National Tsunami Warning Center issued a tsunami advisory for American Samoa after another undersea volcano eruption ...

When the Hunga Tonga volcano erupted underwater in January 2022, it felt like witnessing something unprecedented. The submarine volcano introduced an unprecedented amount of water vapor into the ...