![A bunch of stumps protrude from the waves on a beach.](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2024/06/060724_no_cascadia-fault_feat.jpg?fit=1030%2C580&ssl=1)
Earth
Geoscientists found the most dangerous part of a famous West Coast fault
Seismic data reveal that the Cascadia megathrust consists of at least four segments, the most dangerous of which may lurk offshore of Washington.
By Nikk Ogasa