Several international airlines cancelled flights to and from Indonesia’s tourist island of Bali on Wednesday as ongoing ...

This situation is heating up. One of the world’s most volatile volcanoes is silently refilling with molten rock, sparking ...

Footage from the island showed the volcano engulfed in smoke on Thursday, while lava flowed from an opening 700 meters (2,295 ...

Mount Etna’s craters continue to smoulder two days after its largest eruption in four years sent tourists fleeing from a vast column of gas and ash on Monday. Tourists have returned to the slopes of ...

When an undersea volcano erupted in Tonga in January, its watery blast was huge and unusual — and scientists are still trying to understand its impacts. The volcano, known as Hunga Tonga-Hunga Ha’apai ...

NASA has contributed a complementary perspective from the air. Researchers used NASA airborne remote-sensing technology to ...

Volcanoes are Earth’s geologic architects. They’ve created more than 80 percent of our planet’s surface, laying the foundation that has allowed life to thrive. Their explosive force crafts mountains ...

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 ...

“It was like a shotgun blast directly into the sky,” said one marine geologist. A New Zealand-led team of marine geologists investigating an underwater volcano that erupted on Jan. 15 in the Tongan ...

Volcanic eruptions can influence global temperatures, with explosive events injecting gases like sulfur dioxide into the ...