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
Using sophisticated seismometers and GPS devices, scientists have been able to track minute movements along two massive tectonic plates colliding 25 miles or so underneath Washington state's Puget Sound basin. Their early ...
Earth Sciences
Aug 16, 2009
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0
A destructive earthquake that struck New Zealand two years ago has left its two main islands edging towards each other, and one city sinking, according to scientists.
Earth Sciences
Nov 24, 2018
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438
One of the moon's greatest mysteries has long been whether it has any water. During the Apollo era in 1960s and 70s, scientists were convinced it was dry and dusty – estimating there was less than one part in a billion ...
Space Exploration
Jun 1, 2016
1
35
For about 60 million years during the Eocene epoch, the Indian subcontinent was a huge island. Having broken off from the ancient continent of Gondwanaland, the Indian Tectonic Plate drifted toward Eurasia.
Evolution
Mar 24, 2016
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739
Earthquakes themselves affect the movement of Earth's tectonic plates, which in turn could impact on future earthquakes, according to new research from the University of Copenhagen. This new knowledge should be incorporated ...
Earth Sciences
Mar 15, 2022
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478
(Phys.org) —The Isabella anomaly—indications of a large mass of cool, dehydrated material about 100 kilometers beneath central California—is in fact a surviving slab of the Farallon oceanic plate. Most of the Farallon ...
Earth Sciences
Mar 18, 2013
3
0
A new study suggests that plate tectonics—a scientific theory that divides the earth into large chunks of crust that move slowly over hot viscous mantle rock—could have been active from the planet's very beginning. The ...
Earth Sciences
Sep 26, 2018
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350
At the boundaries between tectonic plates, narrow rifts can form as Earth's crust slowly pulls apart.
Earth Sciences
Feb 7, 2022
1
327
A new understanding of a fault that caused a deadly 7.8 magnitude earthquake can help scientists better understand where and when the next big one will hit.
Earth Sciences
Nov 12, 2019
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174
