News tagged with mantle rocks
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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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 |
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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 |
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New force driving Earth's tectonic plates discovered
Bringing fresh insight into long-standing debates about how powerful geological forces shape the planet, from earthquake ruptures to mountain formations, scientists at Scripps Institution of Oceanography at ...
Space & Earth / Earth Sciences
Jul 06, 2011 |
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Fossil find gives hope for animal life in 'lost cities'
(PhysOrg.com) -- The world's oceans could be littered with thousands of undiscovered 'lost cities' housing communities of creatures that thrive in some of the Earth's most extreme conditions, a new discovery ...
Space & Earth / Earth Sciences
Jun 07, 2011 |
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Mount Etna's mystery explained?
Internationally renowned geophysicist Dr Wouter Schellart has developed the first dynamic model to explain the mystery of the largest and most fascinating volcano in Europe, Mount Etna.
Space & Earth / Earth Sciences
Oct 07, 2010 |
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Rare melt key to 'Ring of Fire'
(PhysOrg.com) -- Oxford University scientists have discovered the explanation for why the world?s explosive volcanoes are confined to bands only a few tens of kilometres wide, such as those along the Pacific ...
Space & Earth / Earth Sciences
Oct 07, 2010 |
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Water in Earth's mantle key to survival of oldest continents
Earth today is one of the most active planets in the Solar System, and was probably even more so during the early stages of its life. Thanks to the plate tectonics that continue to shape our planet's surface, ...
Space & Earth / Earth Sciences
Sep 02, 2010 |
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Arctic rocks offer new glimpse of primitive Earth
Scientists have discovered a new window into the Earth's violent past. Geochemical evidence from volcanic rocks collected on Baffin Island in the Canadian Arctic suggests that beneath it lies a region of the Earth's mantle ...
Space & Earth / Earth Sciences
Aug 11, 2010 |
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Scientists' work improves odds of finding diamonds
While prospectors and geologists have been successful in finding diamonds through diligent searching, one University of Houston professor and his team's work could help improve the odds by focusing future searches in particular ...
Space & Earth / Earth Sciences
Jul 14, 2010 |
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Japanese probe yields insights into Moon's inner life
Japanese astronomers on Sunday said they had found traces of a mineral that adds an important piece of knowledge to the puzzle of the Moon's geological past.
Space & Earth / Space Exploration
Jul 04, 2010 |
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Scientist's Award Allows Her To Probe the Earth's Mantle
(PhysOrg.com) -- Sandwiched between the liquid iron outer core and the thin rocky crust we live on, the Earth's mantle is more than 1,800 miles thick, and comprises more than three-quarters of the planet's volume and nearly ...
Space & Earth / Earth Sciences
Jun 11, 2010 |
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Fla. ridges' mystery marine fossils tied to rising land, not seas
Sea level has not been as high as the distinctive ridges that run down the length of Florida for millions of years. Yet recently deposited marine fossils abound in the ridges' sands.
Space & Earth / Earth Sciences
Jun 01, 2010 |
5 / 5 (3) |
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The greenhouse gas that saved the world
When Planet Earth was just cooling down from its fiery creation, the sun was faint and young. So faint that it should not have been able to keep the oceans of earth from freezing. But fortunately for the creation of life, ...
Space & Earth / Earth Sciences
Aug 18, 2009 |
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