News tagged with 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 |
not rated yet |
0
Part of Earth's mantle shown to be conductive under high pressure and temperatures
(PhysOrg.com) -- Scientists studying the rotation of the Earth have long known that our planet doesn't have a perfect spin. Most believe this is due to the different types of materials that make up the core, mantle and crust, ...
Jan 20, 2012 |
4.9 / 5 (9) |
15
|
A new kind of metal in the deep Earth
(PhysOrg.com) -- The crushing pressures and intense temperatures in Earth's deep interior squeeze atoms and electrons so closely together that they interact very differently. With depth materials change. New ...
Dec 19, 2011 |
4.9 / 5 (21) |
16
|
Test for carbon capture leaks developed
Scientists have developed the first ever fail-safe test to check for carbon dioxide (CO2) leaks from carbon capture and storage sites deep underground.
Space & Earth / Earth Sciences
Dec 14, 2011 |
not rated yet |
2
Earthquakes: Water as a lubricant
Geophysicists from Potsdam (Germany) have established a mode of action that can explain the irregular distribution of strong earthquakes at the San Andreas Fault in California. As the science magazine Nature reports in its ...
Space & Earth / Earth Sciences
Nov 30, 2011 |
4.8 / 5 (4) |
1
|
Lava fingerprinting reveals differences between Hawaii's twin volcanoes
Hawaii's main volcano chains -- the Loa and Kea trends -- have distinct sources of magma and unique plumbing systems connecting them to the Earth's deep mantle, according to UBC research published this week ...
Space & Earth / Earth Sciences
Nov 30, 2011 |
3.5 / 5 (4) |
0
|
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 |
not rated yet |
0
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) |
0
|
Cosmic voyager has a layover in St. Louis
Last January two amateur meteorite hunters dropped by Randy Korotev's office at Washington University in St. Louis to show him their latest purchase, a 17-kilogram pallasite meteorite found in 2006 near Conception ...
Space & Earth / Space Exploration
Nov 10, 2011 |
5 / 5 (2) |
0
Plate tectonics may control reversals in the Earth's magnetic field
The Earth's magnetic field has reversed many times at an irregular rate throughout its history. Long periods without reversal have been interspersed with eras of frequent reversals. What is the reason for these reversals ...
Space & Earth / Earth Sciences
Oct 24, 2011 |
4 / 5 (1) |
19
Scientists reveal Southern California's tectonic plates in detail
Rifting is one of the fundamental geological forces that have shaped our planet. Were it not for the stretching of continents and the oceans that filled those newly created basins, Earth would be a far different ...
Space & Earth / Earth Sciences
Oct 06, 2011 |
5 / 5 (3) |
0
|
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) |
4
|
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 |
4.5 / 5 (6) |
3
|
Earth's largest environmental catastrophe 250 million years ago studied
The eruption of giant masses of magma in Siberia 250 million years ago led to the Permo-Triassic mass extinction when more than 90 % of all species became extinct. An international team including geodynamic ...
Space & Earth / Earth Sciences
Sep 14, 2011 |
4.6 / 5 (12) |
9
|
Deep recycling in the Earth faster than thought
The recycling of the Earth's crust in volcanoes happens much faster than scientists have previously assumed. Rock of the oceanic crust, which sinks deep into the earth due to the movement of tectonic plates, ...
Space & Earth / Earth Sciences
Aug 10, 2011 |
4.5 / 5 (4) |
18
|
