Using a novel imaging technique for volcanoes that produces high-resolution pictures of seismic wave properties, a new study reveals a large, previously undetected body of mobile magma underneath Kolumbo, an active submarine ...
Earth Sciences
Jan 12, 2023
0
2342
Scientists have long speculated about why there is a large change in the strength of rocks that lie at the boundary between two layers immediately under Earth's crust: the lithosphere and underlying asthenosphere. Understanding ...
Earth Sciences
Mar 22, 2012
0
0
A magnitude 8.3 earthquake that struck deep beneath the Sea of Okhotsk on May 24, 2013, has left seismologists struggling to explain how it happened. At a depth of about 609 kilometers (378 miles), the intense pressure on ...
Earth Sciences
Sep 19, 2013
16
0
Researchers are developing large structures inspired by 'cloaking' materials for sound and light, which can offer protection against seismic waves.
Earth Sciences
Nov 22, 2016
1
430
(Phys.org)—A team of researchers from France, the U.S. and Italy has found evidence from the Tohoku-Oki earthquake that sensors that measure changes in gravity might offer a way to warn people of impending disaster faster ...
Sound waves thought to be from a 2014 meteor fireball north of Papua New Guinea were almost certainly vibrations from a truck rumbling along a nearby road, new Johns Hopkins University-led research shows. The findings raise ...
Astronomy
Mar 7, 2024
5
348
Fiber-optic cables that constitute a global undersea telecommunications network could one day help scientists study offshore earthquakes and the geologic structures hidden deep beneath the ocean surface.
Earth Sciences
Nov 28, 2019
0
755
Arizona State University researchers use EarthScope data to build the first comprehensive earthquake catalog for Arizona.
Earth Sciences
Aug 14, 2012
32
0
Around 300 million years ago, the landmass that is now North America collided with Gondwana, a supercontinent comprised of present-day Africa and South America. That clash of continents lifted tons of rock high above the ...
Earth Sciences
Nov 21, 2016
0
344
Early on a winter morning a few years ago, many residents of western Norway who lived or worked along the shores of the nation's fjords were startled to see the calm morning waters suddenly begin to rise and fall. Starting ...
Earth Sciences
Aug 13, 2013
0
0
