Could Seismic Signals from Earthquakes Mask the Signals of an Underground Explosion?

Locations of target sources, background seismicity, and NVAR seismic array sensor locations used in study.

24 April 2025—Could the seismic signal of an underground nuclear test explosion be “hidden” by the signal generated by a natural earthquake? It’s possible, according to a new review article published in the Bulletin of the Seismological Society of America that contradicts the conventional wisdom about explosion “masking.” The new … Continue Reading »

Submarine Telecommunications Cable Detects Road Construction Explosions

construction equipment near Cordova, Alaska

17 April 2025—Researchers from Los Alamos National Laboratory have been collecting seismic data from a submarine telecommunications fiber optic cable in coastal Alaska, exploring how the cable could be used to detect signals from earthquakes, ocean currents and marine mammals. Then the researchers learned about construction on an oil spill … Continue Reading »