July’s West Coast quake that woke up the Garlock Fault was caused by numerous small faults.
This shifting curb kept track of a California fault
New map shows the likelihood
At 408 quakes so far, San Ramon sets a shaky new record
Precariously balanced rocks: a different kind of PBR
A vibrant map of never-before-seen terrain
New clues show how the massive Japanese earthquake happened, and how certain faults could pose a previously unrealized threat.
When a 7.3-magnitude earthquake struck off Japan's eastern coast early Friday morning, we all feared a tsunami. But San Francisco...
Strike-slip, you're out
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