Researchers have observed seismic waves propagating along the surface of a planet other than Earth for the first time. The marsquakes that resulted from two large meteorites that hit Mars were recorded by NASA's InSight lander ...
Planetary Sciences
Oct 27, 2022
0
156
Underground carbon sequestration is a promising approach to fight climate change, yet there are major obstacles to overcome before this technology can be applied on a large scale. A new study from Japan may address one such ...
Earth Sciences
Sep 16, 2022
0
111
Lawrence Livermore National Laboratory (LLNL) scientists have created a new adjoint waveform tomography model that more accurately simulates earthquake and explosion ground motions. The paper, published in the Journal of ...
Earth Sciences
Aug 10, 2022
0
129
A new method of detecting mega earthquakes, which picks up on the gravity waves they generate by using deep-learning models created at Los Alamos National Laboratory, can estimate earthquake magnitude in real time and provide ...
Earth Sciences
May 12, 2022
0
366
In disaster mitigation planning for future large earthquakes, seismic ground motion predictions are a crucial part of early warning systems and seismic hazard mapping. The way the ground moves depends on how the soil layers ...
Earth Sciences
Apr 18, 2022
0
30
Uncovering the geologic structure beneath Earth's surface is important for a variety of reasons, including identifying natural resources and studying earthquake hazards. Scientists image Earth's subsurface by observing seismic ...
Earth Sciences
Mar 8, 2022
0
5
The Atlantic Ocean was born roughly 200 million years ago when the supercontinent Pangea began to break apart. As continental crust stretched and fractured, oceanic crust took its place. To investigate this rifting process, ...
Earth Sciences
Jan 25, 2022
2
835
A rare volcano-triggered tsunami sparked by the eruption of Hunga Tonga-Hunga Ha'apai in Tonga could have been caused by shock waves or shifting underwater land, experts said Monday.
Earth Sciences
Jan 17, 2022
0
87
Let's take a journey into the depths of the Earth, down through the crust and mantle nearly to the core. We'll use seismic waves to show the way, since they echo through the planet following an earthquake and reveal its internal ...
Earth Sciences
Dec 30, 2021
1
1829
The noise created by the Earth's movements has been used to build up a detailed picture of the geological conditions beneath the Greenland Ice Sheet and the impact on ice flow, described in new research led by Swansea University. ...
Earth Sciences
Dec 15, 2021
2
51
