#seismology

doi.org

Seismic evidence for oceanic plate delamination offshore Southwest Iberia - Nature Geoscience

The lithospheric mantle may be delaminating from the crust in an oceanic plate segment offshore Southwest Iberia, which could be the ultimate cause of the 1755 Great Lisbon Earthquake, according to se...

www.usgs.gov

A 700-year rupture sequence of great eastern Aleutian earthquakes from tsunami evidence and modeling

New research from the USGS, University of Hawaiʻi, and the University of California, Santa Cruz provides fresh insights into a prehistoric sequence of earthquakes in the Aleutian Islands. Researchers ...

www.science.org

Seismic evidence for a highly heterogeneous martian mantle

A planet’s interior is a time capsule, preserving clues to its early history. We report the discovery of kilometer-scale heterogeneities throughout Mars’ mantle, detected seismically through pronounce...

www.sciencedirect.com

Lessons for human science measurement from the quantification of earthquake size

It remains controversial whether the human sciences can quantify the phenomena they study. The feasibility of quantification is usually assessed by id…

earthquake.alaska.edu

Russia Quake Sends Waves to Alaska | Alaska Earthquake Center

The July 29 magnitude 8.8 earthquake off the coast of Kamchatka, Russia, is now tied for the 6th-largest recorded in the world (Fig. 1). It was followed immediately by tsunami alerts that spanned the ...

www.science.org

Data from defunct NASA lander paint a radical new picture of Mars’s interior

Studies identify a solid inner core and buried remnants of giant impacts