News articles tagged with 'mantle'
Lava fingerprinting reveals differences between Hawaii's twin volcanoes
— 2 Dec 2011 10:53 | Geology and palaeontologyHawaii'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…
When continents formed
— 14 Jan 2011 16:26 | Geology and palaeontologyThe continental crust is the principal record of conditions on the Earth for the last 4.4 billion years. Its formation modified the composition of the mantle and the atmosphere, it…
Sulphur proves important in the formation of gold mines
— 8 Jan 2011 13:15 | Geology and palaeontologyCollaborating with an international research team, an economic geologist from The University of Western Ontario has discovered how gold-rich magma is produced, unveiling an all-important…
Geologist's discoveries resolve debate about oxygen in Earth's mantle
— 15 Dec 2010 17:32 | Geology and palaeontologyWhile 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…
A speed gun for the Earth's insides
— 28 Oct 2010 15:45 | Geology and palaeontologyResearchers at the University of Bristol reveal today in the journal Nature that they have developed a seismological 'speed gun' for the inside of the Earth. Using this technique they…
Mount Etna's mystery explained?
— 7 Oct 2010 15:33 | Geology and palaeontologyInternationally 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…
High pressure experiments reproduce mineral structures 1,800 miles deep
— 24 Sep 2010 11:44 | Geology and palaeontologyUniversity of California, Berkeley, and Yale University scientists have recreated the tremendous pressures and high temperatures deep in the Earth to resolve a long-standing puzzle:…
The hot atmosphere of Venus might cool the interior of Earth's sister planet
— 21 Sep 2010 12:49 | AstronomyThe heat in the atmosphere of Venus, induced from a strong greenhouse warming, might actually have a cooling effect on the planet's interior. This counter-intuitive theory is based…
When the Earth mantle finds its core
— 18 Sep 2010 08:52 | Geology and palaeontologyThe Earth's mantle and its core mix at a distance of 2900 km under our feet in a mysterious zone. A team of geophysicists has just verified that the partial fusion of the mantle is…
Scientists report new insights into the moon's rich geologic complexity
— 17 Sep 2010 09:44 | AstronomyThe moon is more geologically complex than previously thought, scientists report Sept. 17 in two papers published in the journal Science…