Buried in the shallow soft mud of a dry California lake bed, a seismometer was able to detect the tiny tilts of the ground as it was pulled up by passing dust devils. The experiment, described online November 10 in the Bulletin ...
Space Exploration
Nov 9, 2015
0
117
After analyzing the seismic waves produced by small underground chemical explosions at a test site in Vermont, scientists say that some features of seismic waves could be affected by the amount of gas produced in the explosion.
Earth Sciences
Sep 14, 2015
0
15
Computer simulations of ground shaking which replicates the historic, destructive 1811-1812 New Madrid seismic zone (NMSZ) earthquakes on the Tennessee-Missouri border suggest that future activity in the region could produce ...
Earth Sciences
Jul 31, 2015
0
18
For many generations, Bedouin people living in the Abu Dabbab area on the Egyptian Red Sea coast have heard distinct noises—like the rumbling of a quarry blast or cannon shot—accompanying small earthquakes in the region. ...
Earth Sciences
Jun 15, 2015
1
51
The Pacific and North America plate boundary off the coast of British Columbia and southeastern Alaska is a complex system of faults capable of producing very large earthquakes. The recent 2012 Mw 7.8 Haida Gwaii and 2013 ...
Earth Sciences
Apr 6, 2015
0
38
Located in the Marmara Sea, major earthquakes along the North Anatolian Fault (NAF) system have repeatedly struck what is current-day Istanbul and the surrounding region, but determining the recurrence rate has proven difficult ...
Earth Sciences
Mar 30, 2015
1
19
A new study links the March 2014 earthquakes in Poland Township, Ohio to hydraulic fracturing that activated a previously unknown fault. The induced seismic sequence included a rare felt earthquake of magnitude 3.0, according ...
Earth Sciences
Jan 5, 2015
12
3281
Four urban sections of the San Andreas Fault system in Northern California have stored enough energy to produce major earthquakes, according to a new study that measures fault creep. Three fault sections – Hayward, Rodgers ...
Earth Sciences
Oct 13, 2014
3
1
The deep injection of wastewater underground is responsible for the dramatic rise in the number of earthquakes in Colorado and New Mexico since 2001, according to a study to be published in the Bulletin of the Seismological ...
Earth Sciences
Sep 15, 2014
0
0
The magnitude of the 2011 Tohoku quake (M 9.0) caught many seismologists by surprise, prompting some to revisit the question of calculating the maximum magnitude earthquake possible for a particular fault. New research offers ...
Earth Sciences
Sep 15, 2014
0
0
