A major Hayward fault quake could shake some Bay Area communities harder than expected because of the ground beneath them, ...

A massive earthquake struck off Russia’s Kamchatka Peninsula, one of the most unstable seismic zones on Earth. The quake ranked among the strongest ever recorded and triggered tsunami alerts from ...

San Francisco voters are set to decide Tuesday on Prop. A, a half-billion dollar bond measure billed as boosting earthquake safety and emergency response. The measure marks the fourth quake bond the ...

To get to the bottom of the brake zones, Gong and other researchers analyzed data from two major ocean-floor experiments: one ...