In some parts of Earth's interior, seismic waves travel at different speeds depending on the direction in which they are ...

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

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

A new geological study suggests that California’s San Andreas Fault and the Cascadia Subduction Zone, two of the most ...

These are two very different fault systems, but the sediment record suggests that in the past, at least three San Andreas ...

A subduction zone near Cascadia is unraveling piece by piece. The process offers a rare glimpse into how tectonic plates die ...

Samples from the seafloor reveal evidence of several earthquakes along the West Coast’s two major fault zones happening in ...

Although Californians are relatively familiar with the San Andreas Fault, the Cascadia Subduction Zone is in many ways more ...

29. For example, researchers found evidence that the last magnitude 9 earthquake in the Cascadia subduction zone - in 1700 ...

Cascadia subduction zone and the San Andreas fault - may be synchronized, with earthquakes on one fault potentially ...

(KTVZ) – Two fault systems on North America’s West Coast – the Cascadia subduction zone and the San Andreas fault – may ... but there has only been one observed example of the phenomenon – in Sumatra, ...

With unprecedented clarity, scientists have directly observed a subduction zone—the collision point where one tectonic plate dives beneath another—actively breaking apart. The discovery, reported in ...