Search results for geophysicists
New Technology Allows Geophysicist To Test Theory About Formation of Hawaii (w/ Podcast)
Space & Earth / Earth Sciences
Dec 11, 2009 |
4.3 / 5 (4) |
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(PhysOrg.com) -- If you've ever been to Hawaii, you probably spent your time enjoying the scenery of the beautiful islands, rather than wondering how they got to be there in the first place. But that's just what scientists ...
Acoustic noise contains valuable geophysical information
Dec 07, 2006 |
4 / 5 (5) |
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The proper processing of acoustic noise can provide a wealth of information. Geophysicists for example have used seismic background noise measurements to reconstruct the crustal structure under Southern California. The advantage ...
Research reveals limitations of seismic data for mapping rock units in young oceanic crust
Space & Earth / Earth Sciences
Jan 30, 2007 |
4.4 / 5 (11) |
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Researchers report that an approach used for years to understand the structure of Earth's oceanic crust is flawed and geoscientists will have reconsider the correspondence between seismic data and rock units when mapping ...
Geophysicists detect a molten rock layer deep below the American Southwest
Space & Earth / Earth Sciences
Jun 20, 2007 |
4.5 / 5 (19) |
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A sheet of molten rock roughly 10 miles thick spreads underneath much of the American Southwest, some 250 miles below Tucson, Ariz. From the surface, you can't see it, smell it or feel it.
Atoms under the mantle
Mar 06, 2007 |
5 / 5 (2) |
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French CNRS scientists have succeeded in modelling the defects of the earth’s mantle responsible for its deformation. These results, obtained using a novel approach which combines numerical calculus and quantum ...
New funding will stimulate alternative energy research
Nov 16, 2009 |
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Initiatives to provide geothermal heating or power at the Pueblo of Jemez and the New Mexico Institute of Mining and Technology campus are receiving Los Alamos National Laboratory assistance, thanks to recent American Reinvestment ...
Geophysicists image rock layers under Himalaya
Jun 29, 2005 |
2 / 5 (1) |
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New technique developed to visualize colliding rock bodies A team of geophysicists at the University of Colorado at Boulder has developed a new technique to visualize the colliding rock bodies beneath the Himalaya with unp ...
Scientists offer new model for forecasting the likelihood of an earthquake
Space & Earth / Earth Sciences
Dec 09, 2006 |
3.9 / 5 (11) |
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In assessing the probability of an earthquake, scientists rely on two important pieces of data that are often inconsistent. The past geological record sometimes tells one story, while current measurements from the Global ...
3.2 billion-year-old surprise: Earth had strong magnetic field
Space & Earth / Earth Sciences
Apr 04, 2007 |
4.2 / 5 (51) |
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Geophysicists at the University of Rochester announce in today’s issue of Nature that the Earth’s magnetic field was nearly as strong 3.2 billion years ago as it is today.
Electric fish could spark healthcare innovation
Jun 19, 2009 |
3.8 / 5 (5) |
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(PhysOrg.com) -- Mathematicians in Manchester are hoping electric fish can give them clues to solving a fiendishly complex mathematical problem - which could in turn lead to better treatment for patients with ...
New picture of Earth's lower mantle
Space & Earth / Earth Sciences
Jun 21, 2007 |
3.8 / 5 (26) |
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Laboratory measurements of a high-pressure mineral believed to exist deep within the Earth show that the mineral may not, as geophysicists hoped, have the right properties to explain a mysterious layer lying just above the ...
Scientists develop model to map continental margins
Sep 08, 2008 |
5 / 5 (1) |
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Scientists at the University of Liverpool have developed a new exploration method to assist the oil and gas industry in identifying more precisely where the oceans and continents meet.
Fragmented Structure of Seafloor Faults May Dampen Effects of Earthquakes
Space & Earth / Earth Sciences
Jul 12, 2007 |
4.2 / 5 (10) |
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Many earthquakes in the deep ocean are much smaller in magnitude than expected. Geophysicists from the Woods Hole Oceanographic Institution (WHOI) have found new evidence that the fragmented structure of seafloor ...
Satellite methods for monitoring volcanic activity in the Andes Cordillera
Space & Earth / Earth Sciences
Oct 06, 2007 |
3 / 5 (4) |
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The central part of the Andes situated between southern Peru and Chile bears 50 active or potentially volcanoes, spread along a 1500 km-long arc. These volcanic structures mostly rise to between 4000 and 7000 m, are very ...
Volcanic eruption signals simulated in lab for first time
Space & Earth / Earth Sciences
Oct 10, 2008 |
4.5 / 5 (2) |
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(PhysOrg.com) -- For the first time, seismic signals that precede a volcanic eruption have been simulated and visualized in 3-D under controlled pressure conditions in a laboratory. The ability to conduct such simulations ...
