The most recent risk assessment, outlined in maps published by the California Geological Survey, illustrate the devastation ...

Interactive map from the California Geological Survey shows the destruction potential of a tsunami wave in the Golden State.

Officials are cautioning residents to check whether they live in a tsunami zone ahead of Tsunami Preparedness Week, and there ...

The country supports some of the world’s most important satellites. But experts worry about its proximity to Russia.

Surveying and mapping are providing insights into some of the underwater risks facing New Zealand from landslides and ...

Researchers at the USGS tested 1,200 public and domestic wells nationwide to generate a first-of-its-kind interactive map of ...

Hawaii faces a major tsunami risk, but 24/7 monitoring and evacuation plans help keep residents safe. Learn how experts track ...

In the wake of the Eaton fire, Caltech researchers working with community members, business owners, and schools in Altadena and Pasadena have quickly ...

Rain on burned hillslopes can trigger dangerous floods and debris flows. Those debris flows can move with the speed of a freight train, picking up or destroying anything in their path. They can move ...