Roughly 1,100 years ago, the Changbaishan volcano that lies along the border between northeastern China and North Korea erupted, sending pyroclastic flows dozens of kilometers and blasting a 5-kilometer (3-mile) wide chunk ...
Earth Sciences
Sep 20, 2012
2
0
On Oct. 10, 2006, a mortar round hit the ammunition supply depot at the U.S. Forward Operating Base Falcon south of Baghdad. The round started a smoldering fire punctuated by whizzing skyrockets, a rain of incandescent fragments, ...
Earth Sciences
Dec 22, 2015
2
394
(PhysOrg.com) -- Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart or collide, but ...
Earth Sciences
Dec 3, 2009
1
0
We tend to think of the moon as the archetypal "dead" world. Not only is there no life, almost all its volcanic activity died out billions of years ago. Even the youngest lunar lava is old enough to have become scarred by ...
Space Exploration
May 14, 2019
0
26
Arizona State University researchers use EarthScope data to build the first comprehensive earthquake catalog for Arizona.
Earth Sciences
Aug 14, 2012
32
0
For the past several weeks, NASA's InSight lander has been making adjustments to the seismometer it set on the Martian surface on Dec. 19. Now it's reached another milestone by placing a domed shield over the seismometer ...
Space Exploration
Feb 4, 2019
2
150
Between July 4 and July 6, 2019, a sequence of powerful earthquakes rumbled near Ridgecrest, California, triggering more than 10,000 aftershocks over a six-week period. Seeing an opportunity, researchers from NASA's Jet Propulsion ...
Planetary Sciences
Jun 21, 2021
0
26
Jupiter's moon Europa is definitely an odd place. Discovered in 1610 by Galileo Galilei, it was first seen in detail only in the late 1970s, after spacecraft visited the jovian system.
Space Exploration
May 10, 2017
0
40
After an earthquake, there is an instantaneous gravitational disturbance that could be recorded before the seismic waves that seismologists can detect. In a study published in Science on December 1, 2017, a team comprising ...
Earth Sciences
Dec 1, 2017
0
45
A team lead by Department of Astronomy, Beijing Normal University, recently proposed a promising plan to detect gravitational waves (GWs) by putting seismometers on the moon's surface. Their research is published in the journal ...
Space Exploration
Nov 7, 2023
0
7
