United States Geological Survey scientists have shared maps that show where ash would fall across the US if a Yellowstone ...

By the end of the day, about 7 p.m. Pacific Standard Time, data from 16 crystals was collected and analyzed. The data, which ...

Google Maps is like our digital third eye, allowing us to see practically every swath of the Earth's surface. Now the mapping tool can take us underground, into the fiery depths of a volcano.