Bill would boost NOAA’s tsunami preparedness budget by 35%, require planning for a Pacific Northwest megaquake Read Story ...

Earth's surface is covered by more than a dozen tectonic plates, and in subduction zones around the world—including the ...

The catastrophic event, technically known as the Tōhoku earthquake and tsunami, occurred at the Japan Trench, an area off the country's east coast where the Pacific tectonic plate is being pushed ...

Learn how seismic waves helped identify rare mantle earthquakes deep below Earth’s crust, offering new insight into the ...

Stanford University researchers have pulled back a curtain on a hidden part of Earth that rarely makes headlines. Their new ...

Researchers were once unsure whether mantle earthquakes existed. Now they have a global map of this mysterious phenomenon.