A newly discovered impact crater below the seafloor hints at the possibility that more than one asteroid hit Earth during the time when dinosaurs went extinct.
Earth Sciences
Aug 18, 2022
1
769
On the surface, subduction zones manifest as oceanic trenches, the deepest of which is the Mariana Trench in the Pacific Ocean. One notable feature of many trenches is their outer rise, a shallow bulge on the outskirts of ...
Earth Sciences
Aug 10, 2022
0
7
A new study in AGU's Geophysical Research Letters reports on the first detection of a large, distant earthquake in a network of balloon-bound pressure sensors in the stratosphere. The technique could one day be applied on ...
Earth Sciences
Jul 28, 2022
0
46
Since 2009, many central U.S. residents have faced increasing earthquake activity. Research has suggested that these tremors are linked to wastewater injection into deep wells by oil and gas companies. However, the precise ...
Earth Sciences
Jun 28, 2022
1
189
Covered in the red dust that sealed its fate, the NASA InSight lander is slowly shutting down, more than 250 million kilometers from home.
Space Exploration
May 17, 2022
0
320
In 2020, seismologist Goran Ekström noticed a peculiar wiggle picked up on Nov. 28 by seismographs around the world. It emanated from a remote area in British Columbia's steep, glaciated Central Coast Mountains, some 2,400 ...
Earth Sciences
Apr 7, 2022
0
12
Earthquakes do more than buckle streets and topple buildings. Seismic waves generated by earthquakes pass through the Earth, acting like a giant MRI machine and providing clues to what lies inside the planet.
Earth Sciences
Mar 29, 2022
1
495
Submarine landslides are a geohazard that can affect oil and gas drilling and submarine pipeline and cable construction. They commonly occur where widespread fluid seepage exists.
Earth Sciences
Mar 23, 2022
0
3
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 icefields that stretch for hundreds of miles atop the Andes mountain range in Chile and Argentina are melting at some of the fastest rates on the planet. The ground that was beneath this ice is also shifting and rising ...
Earth Sciences
Feb 28, 2022
0
1189
