Far below the Pacific, scientists are mapping a hidden record of catastrophe carved into the seabed by ancient Cascadia earthquakes. Those deep scars, preserved in massive underwater landslides, are ...

Scientists recently announced a terrifying find: A megaquake on the fearsome Cascadia fault in the Pacific Northwest could trigger a huge tremor on the San Andreas fault - essentially back-to-back ...

The investigative minds at How to Survive use seismic data to map out the massive tsunami and ground-shaking risks of the ...