Here’s what you’ll learn when you read this story: Researchers hoping to unravel the dance of earthquake movement in North America’s West Coast discovered a disturbing fact: Two of the world’s largest ...

Picture a fault line lurking just offshore, stretching the length of entire states and quietly storing energy. Scientists say the Cascadia Subduction Zone has been still for centuries, which makes the ...

The Carrizo Plain in eastern San Luis Obispo County contains the most strikingly graphic portion of the San Andreas Fault. Sediment cores recovered from the Pacific seafloor suggest that megathrust ...

Add Yahoo as a preferred source to see more of our stories on Google. Construction workers and vehicles move around the Capitol. Gov. Kotek’s order to earthquake-proof state buildings comes as the ...

Add Yahoo as a preferred source to see more of our stories on Google. Map showing the Cascadia subduction zone and the San Andreas Fault. (USGS/Illustration by SFGATE) Two of the West Coast's most ...

The Cascadia Subduction Zone is unusually quiet for a megathrust fault. Spanning more than 600 miles from Canada to ...

CORVALLIS, Ore. – Two fault systems on North America’s West Coast – the Cascadia subduction zone and the San Andreas fault – may be synchronized, with earthquakes on one fault potentially triggering ...

Researchers have discovered evidence of “partial synchronization” of two of the world’s most famous fault lines—the northern San Andreas Fault and Cascadia Subduction Zone. The relationship between ...

The so-called “Big One” or Cascadia Subduction Zone earthquake expected to trigger disruptive quakes throughout the West Coast could cause more damage than previously estimated if it sets off quakes ...

Julia Shumway / Oregon Capital Chronicle The so-called “Big One” or Cascadia Subduction Zone earthquake expected to trigger disruptive quakes throughout the West Coast could cause more damage than ...