Two of the biggest seismic threats on the West Coast — the Cascadia Subduction Zone and the San Andreas Fault — may be more ...

The relationship between the sites means an earthquake in one zone can trigger an earthquake in the other in a phenomenon ...

The so-called “Big One” or Cascadia Subduction Zone earthquake expected to trigger disruptive quakes throughout the West ...

Scientists compared sediment deposits created by underwater landslides from earthquakes within the Cascadia Subduction Zone ...

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

One of America’s most iconic ’90s skate spots has now been rebuilt in — of all places — Malmo, Sweden. Willy Staley is a ...

A new geological study suggests that a major earthquake in the Cascadia Subduction Zone could set off simultaneous shaking ...

Geologic clues reveal a hidden link between two major faults. A Cascadia quake might set the San Andreas in motion soon after ...