As ancient ocean floors plunge over 1,000 km into the Earth's deep interior, they cause hot rock in the lower mantle to flow much more dynamically than previously thought, finds a new UCL-led study.
Earth Sciences
Mar 25, 2019
1
127
Most schoolchildren learn that the Earth has three (or four) layers: a crust, mantle and core, which is sometimes subdivided into an inner and outer core. That's not wrong, but it does leave out several other layers that ...
Earth Sciences
Feb 14, 2019
14
1261
Researchers at CU Boulder report that they may have solved a geophysical mystery, pinning down the likely cause of a phenomenon that resembles a wrench in the engine of the planet.
Earth Sciences
Oct 01, 2018
1
408
Nearly 1,800 miles below the earth's surface, there are large odd structures lurking at the base of the mantle, sitting just above the core. The mantle is a thick layer of hot, mostly plastic rock that surrounds the core; ...
Earth Sciences
Sep 21, 2018
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103
Scientists now have a clearer picture of the Earth's mantle, thanks to Michigan State University research published in the current issue of Nature Communications.
Earth Sciences
Apr 03, 2018
0
32
In the 1960s, some 50 years after German researcher Alfred Wegener proposed his continental drift hypothesis, the theory of plate tectonics gave scientists a unifying framework for describing the large-scale motion of the ...
Earth Sciences
Mar 29, 2018
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92
When renowned University of Toronto (U of T) geophysicist J. Tuzo Wilson cemented concepts in the emerging field of plate tectonics in the 1960s, he revolutionized the study of Earth's physical characteristics and behaviours. ...
Earth Sciences
Nov 28, 2017
4
583
Plate tectonics has shaped the Earth's surface for billions of years: Continents and oceanic crust have pushed and pulled on each other, continually rearranging the planet's façade. As two massive plates collide, one can ...
Earth Sciences
Aug 22, 2017
1
37
(Phys.org)—A team of researchers affiliated with several institutions in Japan and Germany has found evidence that suggests the middle of Earth's mantle holds as much water as the planet's oceans. In their paper published ...
Researchers at Tohoku University's Department of Geophysics, have been studying the deep earthquake which occurred on May 30, 2015, to the west of Japan's Bonin Islands.
Earth Sciences
Mar 15, 2017
0
10
