Earthquake experts say current building codes don’t reflect the riskiest features of the Seattle area’s geology — but the outlook for survivability looks a lot better if the Really Big ...

Using underwater mapping techniques, scientists have mapped the Cascadia Subduction Zone - a 600-mile fault line extending from ... but for places like Tacoma and Seattle, it could mean the ...

But surprisingly, no one knew about the fault line until 45 years ago, Kathryn Schulz describes in her expansive article for The New Yorker. "The discovery of the Cascadia subduction zone stands ...