Nuclear Monitoring System Suggests Landslide Cut off Internet in West Africa

27 March 2025—Hydroacoustic signals captured by the world’s international nuclear monitoring system suggest an underwater landslide may have broken communications cables and disrupted internet traffic in west African countries for several weeks in March 2024. Researchers used data collected by hydrophones installed by the International Monitoring System of the Comprehensive … Continue Reading »

SSA Recognizes Peer Reviewers

13 March 2025–SSA is proud to recognize our 2024 peer reviewers for the Bulletin of the Seismological Society of America (BSSA), Seismological Research Letters (SRL) and The Seismic Record (TSR). “SSA’s journals are known for their rigorous peer review and for the valuable reviewer feedback that helps authors improve the … Continue Reading »

Fiber Optics Identify Geohazards for Offshore Wind Projects While Tracking Whale Movements

The position of the DAS optic fiber cable after location correction.

10 January 2025—Using an existing telecommunications fiber optic cable running along the sea floor, researchers identified faults and tracked the locations of whales traveling up and down the central California coast. Their study, published in Seismological Research Letters, demonstrates the potential of distributed acoustic sensing (DAS) for visualizing the geohazards … Continue Reading »

Events of 1973 Chilean Coup Captured in Historical Seismograms

11 December 2024–Military vehicles rumbling toward the presidential palace, bombs dropped by the Chilean Air Force, and an eerie quiet descending over Santiago after a curfew imposed by a military junta—a lone seismometer captured all these features of the 1973 Chilean coup d’état. In Seismological Research Letters, Sergio León-Rios of … Continue Reading »