Scientists combing through databases of earthquakes since the early 1990s have discovered a possible defining moment 10-15 seconds into an event that could signal a magnitude 7 or larger megaquake.
Earth Sciences
May 29, 2019
3
1380
It's a riddle that has both blessed California and still raises worries for the future: Why hasn't L.A. seen a big San Andreas earthquake in generations? And what does that mean when it does come?
Earth Sciences
Jun 13, 2023
0
220
As Interstate 10 snakes through the mountains and toward the golf courses, housing tracts and resorts of the Coachella Valley, it crosses the dusty slopes of the San Gorgonio Pass.
Earth Sciences
Jun 20, 2017
1
99
Most people have heard about the San Andreas Fault. It's the 800-mile-long monster that cleaves California from south to north, as two tectonic plates slowly grind against each other, threatening to produce big earthquakes.
Earth Sciences
Feb 28, 2022
0
119
A new analysis suggests that massive earthquakes on northern sections of the Cascadia Subduction Zone, affecting areas of the Pacific Northwest that are more heavily populated, are somewhat more frequent than has been believed ...
Earth Sciences
Aug 5, 2016
0
705
Thanks to 20 years of seismic data processed through one of the world's most powerful supercomputers, scientists have created the first complete, 3D visualization of a mountain-size rock called the Kumano Pluton buried miles ...
Earth Sciences
Feb 7, 2022
0
328
It may seem unlikely that a large earthquake would take place hundreds of kilometers away from a tectonic plate boundary, in areas with low levels of strain on the crust from tectonic motion. But major earthquakes such as ...
Earth Sciences
Apr 22, 2015
0
36
My Facebook feed exploded shortly after noon on Dec. 20, 2021, with news from friends and family in northern California: A "big one!" The 6.2 magnitude earthquake they'd just experienced had its epicenter on the coast near ...
Earth Sciences
Jan 21, 2022
0
24
The same gravitational force that creates high tides when the Moon and Sun align may also play a role in triggering major earthquakes, according to a study released Monday.
Earth Sciences
Sep 12, 2016
4
1035
There are hundreds of minor earthquakes each year in Missouri's New Madrid Seismic Zone (NMSZ), but most of them are too small for people living in the area to feel. While several major earthquakes—magnitude 7.0 or greater—occurred ...
Environment
Feb 1, 2023
0
37
