A large earthquake struck off Chile on April 1, 2014 at 23:46:46 UTC, according to the U.S. Geological Survey. The magnitude 8.2 earthquake in northern Chile occurred as the result of thrust faulting ...

The mainshock was located at the eastern mergin of a dense aftershock area, exhibiting a reverse thrust mechanism with a strike-slip component. Another dense aftershock area, along with several ...

(a) Geological units and earthquake distribution of an oceanic subduction zone. The orange shadow beneath the volcanic arc represents partially molten areas and magma channels. (b) Thermal structure ...

I became aware of the unusual tectonics of California’s North Coast in 1968, my senior year at Berkeley. It was my first seismology class, and the topic was focal mechanisms. The professor had just ...