CONTRA COSTA COUNTY, CA - Friday morning, a 3.4 magnitude quake was detected close to San Ramon, according to the U.S. Geological Survey.
“You can see a bit at the surface, but you have to figure out what is the configuration underneath,” what the configuration of the faults of Northern California is like, is what causes the most ...
Last weekend's winter storm dumped snow and ice across the South, but some people also experienced loud booms and felt their homes shake because of a weather phenomenon called "frost quake." ...