Scientists compare volcanic cones on Earth and Mars to explain how gas-rich magma forms scoria cones. Spacecraft observations and Earth analog sites provide evidence of similar eruptive processes.

When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ever-present geological threat: volcanoes. While you might associate ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

A volcano in the Pacific Ocean is making headlines as it shows signs of forming a new island. This geological phenomenon provides a unique opportunity for scientists to observe island formation in ...

A new instrument type has discovered evidence of a volcanic process on the Moon that had only been seen on Earth. “Before the 1950’s, most scientists thought the craters on the Moon were from ...

Add Yahoo as a preferred source to see more of our stories on Google. Volcanoes are nature's most dramatic rocks, and while their eruptions can be awe-inspiring, they also pose serious threats to ...

Accurate forecasts of the likelihood and magnitude of a volcanic eruption in a specified timeframe are rooted in a scientific understanding of the processes that govern the storage, ascent, and ...