Supershear earthquakes are more common than previously believed, some scientists say — carrying potentially profound risk for ...

The disaster caused by a predicted large earthquake in the Pacific Northwest could be compounded by shaking along the San Andreas fault in California, scientists warned.

OSU researchers find Cascadia Subduction Zone and San Andreas Fault may be synchronized — with the potential for quakes on ...

"The previous worst case scenario that has been planned for, is likely no longer the worst case," Chris Goldfinger said.

A new study suggests that the 'Big One' earthquake on the West Coast of the United States could actually be two separate earthquakes happening minutes apart ...

SAN BERNARDINO COUNTY, CA - A 3.5 magnitude quake was registered close to Big Bear City Sunday morning, according to the U.S.

A series of earthquakes, including two measuring 3.5, shook the Big Bear area overnight. The first temblor – a 3.5-magnitude ...

Should “The Big One” earthquake strike, most of the casualties will likely be informal settler families (ISFs), Department of ...