Informant38

United Press International: Scientists eye activity at Oregon volcano Ground near the long-dormant Three Sisters volcano in the central region of Oregon's Cascade Mountains has risen approximately 4 inches (100 millimeters) in a 6 by 12 mile (10 by 20 km) parcel since 1998, meaning that magma, underground lava, has flowed into the area, according to a team of researchers from the U.S. Geological Survey.