News tagged with earths mantle
Earth's mantle: New numerical tool describes rock deformation
Although solid, the rocks of the Earth's mantle deform very slowly. Professor Patrick Cordier's team at the Materials and Transformation Unit (Université Lille, France) has developed a model that makes it possible, over ...
Space & Earth / Earth Sciences
Jan 24, 2012 |
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Beam-line science to take us on a virtual journey to the center of the Earth
A new agreement between Macquarie University and the Australian Nuclear Science and Technology Organisation (ANSTO), will help us better understand everything from where earthquakes might occur to where gold ...
Space & Earth / Earth Sciences
Nov 22, 2011 |
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Exploring water in the deep Earth
(PhysOrg.com) -- Research published today in Nature Geoscience provides new insight into the water cycle of the deep Earth, volcanic activity in the Pacific and the potential catastrophic effects when these ...
Space & Earth / Earth Sciences
Nov 21, 2011 |
4.5 / 5 (2) |
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Japanese scientists say giant plumes will prevent new Pangaea
(PhysOrg.com) -- For much of Earth's history, the continents have shifted around, sometimes joining with others, sometimes tearing apart to form new continents. One such shift resulted in what Earth scientists ...
Space & Earth / Earth Sciences
Sep 20, 2011 |
4.2 / 5 (6) |
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Diamonds show depth extent of Earth's carbon cycle
Scientists have speculated for some time that the Earth's carbon cycle extends deep into the planet's interior, but until now there has been no direct evidence. The mantle–Earth's thickest layer –is ...
Space & Earth / Earth Sciences
Sep 15, 2011 |
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Reservoirs of ancient lava shaped Earth
Geological history has periodically featured giant lava eruptions that coat large swaths of land or ocean floor with basaltic lava, which hardens into rock formations called flood basalt. New research from Matthew Jackson ...
Space & Earth / Earth Sciences
Jul 27, 2011 |
4.7 / 5 (6) |
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What keeps the Earth cooking?
What spreads the sea floors and moves the continents? What melts iron in the outer core and enables the Earth's magnetic field? Heat. Geologists have used temperature measurements from more than 20,000 boreholes ...
Jul 17, 2011 |
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Hawaiian hotspot variability attributed to small-scale convection
(PhysOrg.com) -- Small scale convection at the base of the Pacific plate has been simulated in a model of mantle plume dynamics, enabling reasearchers to explain the complex set of observations at the Hawaiian ...
Space & Earth / Earth Sciences
Jun 29, 2011 |
4 / 5 (2) |
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New explanation for Hawaiian hot spot
(PhysOrg.com) -- Scientists in the US have suggested that volcanic activity in Hawaii could be fed by a giant hot rock pool 1,000 kilometers west of the islands and in the Earth’s mantle, rather than ...
Space & Earth / Earth Sciences
May 27, 2011 |
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Parts of moon interior contains as much water as Earth's upper mantle
Parts of the moon's interior contains as much water as the upper mantle of the Earth - 100 times more of the precious liquid than measured before – research from Case Western Reserve University, Carnegie ...
Space & Earth / Space Exploration
May 26, 2011 |
4.7 / 5 (29) |
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Earth's inner core is melting... and freezing
The inner core of the Earth is simultaneously melting and freezing due to circulation of heat in the overlying rocky mantle, according to new research from the University of Leeds, UC San Diego and the Indian ...
Space & Earth / Earth Sciences
May 18, 2011 |
4.6 / 5 (13) |
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Carbonates make diamonds grow in the Earth's mantle
Diamonds that no-one ever sees can form deep in the Earth’s interior. This is due to the chemical conditions controlling the associated carbon cycle. Swiss researchers used laboratory experiments to show ...
Space & Earth / Earth Sciences
Apr 08, 2011 |
4 / 5 (5) |
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Scientists plan to drill all the way down to the Earth's mantle
(PhysOrg.com) -- In what can only be described as a mammoth undertaking, scientists, led by British co-chiefs, Dr Damon Teagle of the National Oceanography Centre in Southampton, England and Dr Benoit Ildefonse ...
Space & Earth / Earth Sciences
Mar 25, 2011 |
3.5 / 5 (42) |
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When continents formed
A new way to calculate the age of the Earth's crust has been developed by researchers from the University of Bristol and the University of St Andrews.
Space & Earth / Earth Sciences
Jan 13, 2011 |
3.2 / 5 (5) |
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Geologist's discoveries resolve debate about oxygen in Earth's mantle
While there continues to be considerable debate among geologists about the availability of oxygen in the Earth's mantle, recent discoveries by a University of Rhode Island scientist are bringing resolution ...
Space & Earth / Earth Sciences
Dec 14, 2010 |
4.8 / 5 (5) |
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