Alaska, largely unspoiled wilderness, looks like something out of The Lord of the Rings. Researchers with the Alaska Volcano Observatory — which monitors the state's dynamic volcanoes — recently flew ...

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...

Mars has long captivated scientists with its mysterious volcanic landscape, but new revelations are changing the way we ...

Over the past century, technological advancements have vastly improved volcano monitoring. One key innovation was the introduction of modern borehole tiltmeters, devices that measure very small ...