The earthquake distribution on ultraslow mid-ocean ridges differs fundamentally from other spreading zones. Water circulating at a depth of up to 15 kilometres leads to the formation of rock that resembles soft soap. This ...
Earth Sciences
Jun 29, 2016
0
38
Computer modelling shows climate- and sea-level cycles are not responsible for the 'hills' and 'valleys' at the bottom of the sea—a hypothesis that would have mapped a path to uncovering Earth's climate history.
Earth Sciences
Sep 4, 2018
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42
Bacteria that live on iron were found for the first time at three well-known vent sites along the Mid-Atlantic Ridge, one of the longest undersea mountain ranges in the world. Scientists report that these bacteria likely ...
Earth Sciences
Mar 11, 2015
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14
The texture of the ocean floor is determined by the enormous stretching and cracking that takes place at the mid-ocean ridge, where tectonic plates are pulling apart and magma is rising to form new sea floor. On either side ...
Earth Sciences
Oct 16, 2015
0
26
Earthquakes shake and rattle the world every day. The U.S. Geological Survey (USGS) has estimated the number of earthquakes at some half a million a year, with some 100,000 that can be felt, and about 100 that cause damage. ...
Earth Sciences
Aug 6, 2021
0
254
Scientists analyzing a volcanic eruption at a mid-ocean ridge under the Pacific have come up with a somewhat contrarian explanation for what initiated it. Many scientists say undersea volcanism is triggered mainly by upwelling ...
Earth Sciences
Nov 14, 2016
0
35
Combinations of stable molybdenum (Mo) isotopes and radiogenic isotopes have great potential for researchers studying mantle heterogeneities, especially those with subduction-related processes.
Earth Sciences
Jan 27, 2022
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3
New light has been shed on the processes by which ocean water enters the solid Earth during continental breakup.
Earth Sciences
Mar 7, 2016
0
11
An international team of researchers including scientists from the GEOMAR Helmholtz Center for Ocean Research Kiel has produced the first global estimate of mercury emissions from hydrothermal sources at mid-ocean ridges ...
Earth Sciences
Dec 18, 2023
0
28
Forces acting inside the Earth have been constantly reshaping the continents and ocean basins over millions of years. What Alfred Wegener published as an idea in 1915 has been accepted since the 1960s, providing a unifying ...
Earth Sciences
Mar 17, 2021
1
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