A new study shows eruptions and wildfires altered the upper atmosphere, yet recent surface warming points elsewhere.

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 ...

New Zealand and Australia were able to send military surveillance flights to Tonga on Monday to assess the damage a huge undersea volcanic eruption left in the Pacific island nation. A towering ash ...

The Hunga Volcano eruption in January 2022 off the coast of Tonga did more than produce a spectacular explosion visible from ...

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 ...

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 ...

SAN FRANCISCO -- Tsunami advisories have been lifted for California after an undersea volcanic eruption Saturday near the Pacific nation of Tonga. That eruption Saturday sent a plume of ash, gas, and ...

Volcanoes and wildfires can inject millions of tons of gases and aerosol particles into the air, affecting temperatures on a global scale. But picking out the specific impact of individual events ...