Last week I saw stories about two volcanoes that are showing signs of life. One is in Alaska and relatively close to ...

NEW YORK (AP) — 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 ...

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 ...

The blast from the volcano could be heard in Alaska, and the waves crossed the ocean to cause an oil spill and two drownings in Peru. The startling satellite images resembled a massive nuclear ...

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 ...