A new kind of earthquake has been detected in western Canada, one that shakes the ground slower and longer than typical seismic events. These earthquakes, recorded during hydraulic fracturing for oil ...

Stanford researchers have created the first-ever global map of a rare earthquake type that occurs not in Earth's crust but in our planet's mantle, the layer sandwiched between the thin crust and Earth ...

Guerrero, Mexico is an active site with several recent major earthquakes, but also a small area called the ‘Guerrero seismic gap’ (pictured) where no earthquakes have occurred for more than a century.

Add Yahoo as a preferred source to see more of our stories on Google. Aftermath of the 1906 San Francisco earthquake, looking down California Street. (The Chronicle 1906) Scientists are warning that ...

A magnitude 2.9 earthquake struck near Home, Washington, early Wednesday.