Researchers at Lawrence Livermore National Laboratory have calculated moment tensors for 130 underground nuclear and 10 chemical test explosions that have taken place at the Nevada National Security test site.
Earth Sciences
Sep 21, 2021
0
58
Impact cratering both produces new regolith and causes seismic events that can degrade and erase small craters on the surface of asteroids, a paper by Planetary Science Institute Senior Scientist James Richardson says.
Space Exploration
Apr 17, 2020
5
196
On 26 November 2018, the NASA InSight lander successfully set down on Mars in the Elysium Planitia region. Seventy Martian days later, the mission's seismometer SEIS began recording the planet's vibrations. A team of researchers ...
Space Exploration
Feb 24, 2020
1
95
A Florida State University researcher has uncovered a new geophysical phenomenon where a hurricane or other strong storm can spark seismic events in the nearby ocean as strong as a 3.5 magnitude earthquake.
Earth Sciences
Oct 15, 2019
1
106
A recent study has investigated around 100,000 localized seismic events to search for patterns in the data. University of Tokyo Professor Satoshi Ide discovered that earthquakes of differing magnitudes have more in common ...
Earth Sciences
Sep 4, 2019
0
51
A dormant volcano in Antarctica helped researchers at Sandia National Laboratories improve sensor data readings to better detect earthquakes and explosions and tune out everyday sounds such as traffic and footsteps.
Earth Sciences
Oct 29, 2018
0
20
Because instruments were finally installed there, scientists can no longer say that East Antarctica is unusually seismically silent.
Earth Sciences
Jun 4, 2018
0
28
A tiny seismic event that occurred in North Korea on 12 May 2010 appears to have bene an earthquake rather than a small underground nuclear explosion, according to a new analysis published in the Bulletin of the Seismological ...
Earth Sciences
Dec 19, 2016
0
167
In some parts of western Canada, small-to-moderate earthquakes have been induced by oil and gas hydraulic fracturing operations. In Alberta, this type of induced seismicity is mainly concentrated within an area located about ...
Earth Sciences
Nov 18, 2016
1
823
(Phys.org)—A team of researchers, two from Tohoku University in Japan and two from the University of California in the U.S., has found evidence that suggests that a speedup in small underground deformations may occur prior ...
