Hotspot volcanoes

How volcanoes explode deep under the ocean

An island in the Azores: This is an example of an underwater volcano that has reached the surface of the sea. The crater is clearly visible. Image via aroxopt/iStock.com/University of Würzburg. Most volcanic eruptions on Earth occur invisibly at the bottom of the world’s oceans. In recent years, oceanography has shown that these submarine volcanoes […]

Hotspot volcanoes

Using sound to study underwater volcanoes

NOAA”width =” “height =””/> The Hawaiian-Emperor Seamount Range (the roughly L-shaped configuration near the center of the image) is approximately 3,900 miles long. For comparison, it is the west coast of North America on the right. Credit: NOAA Imagine placing a stone on a piece of hanging cardboard. If the cardboard is sturdy and plentiful, […]