News tagged with continental plates
Copper chains: Study reveals Earth's deep-seated hold on copper
Earth is clingy when it comes to copper. A new Rice University study this week in the journal Science finds that nature conspires at scales both large and small -- from the realms of tectonic plates down t ...
Space & Earth / Earth Sciences
Apr 05, 2012 |
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Unexpected earthquakes within continental plates pose challenges
Earthquakes that occur on "passive" continental margins, such as the August 2011 magnitude 5.8 Mineral, Virginia, earthquake, surprise people because they expect earthquakes to occur only on plate boundaries. But, in fact, ...
Space & Earth / Earth Sciences
Mar 19, 2012 |
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A new theory on the formation of the oldest continents
German geologists from the Universities of Bonn and Cologne have demonstrated new scientific results in the April issue of the scholarly journal Geology, which provide a new theory on the earliest phase of continental format ...
Space & Earth / Earth Sciences
Mar 12, 2012 |
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Flipped from head to toe: 100 years of continental drift theory
Exactly 100 years ago, on 6 January 1912, Alfred Wegener presented his theory of continental drift to the public for the first time. At a meeting of the Geological Association in Frankfurt's Senckenberg Museum, he revealed ...
Space & Earth / Earth Sciences
Jan 04, 2012 |
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2012: Magnetic pole reversal happens all the (geologic) time
Scientists understand that Earth's magnetic field has flipped its polarity many times over the millennia. In other words, if you were alive about 800,000 years ago, and facing what we call north with a magnetic ...
Space & Earth / Earth Sciences
Nov 30, 2011 |
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Plate tectonics coming of age
(PhysOrg.com) -- Plate tectonics in its current form is believed to have started one billion years ago. A study of two billion year old rocks from African gold mines has now shown that the same process of ...
Space & Earth / Earth Sciences
Nov 24, 2011 |
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Japan's Hamaoka atomic plant to build huge seawall
Chubu Electric said Friday it will build an 18-metre (60 foot) anti-tsunami seawall to protect its ageing Hamaoka nuclear plant located near a faultline in a region seen as vulnerable to earthquakes.
Technology / Energy & Green Tech
Jul 22, 2011 |
5 / 5 (2) |
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Diamonds pinpoint start of colliding continents
Jewelers abhor diamond impurities, but they are a bonanza for scientists. Safely encased in the super-hard diamond, impurities are unaltered, ancient minerals that can tell the story of Earth's distant past. ...
Space & Earth / Earth Sciences
Jul 21, 2011 |
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Indonesian volcano erupts
A volcano on Indonesia's Sulawesi island erupted Sunday, spewing ash and smoke 5,000 metres into the air.
Space & Earth / Earth Sciences
Jul 03, 2011 |
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The biggest crash on Earth: India slides under Tibet, but how?
During the collision of India with the Eurasian continent, the Indian plate is pushed about 500 kilometers under Tibet, reaching a depth of 250 kilometers. The result of this largest collision in the world is the world's ...
Space & Earth / Earth Sciences
Sep 16, 2010 |
4.3 / 5 (3) |
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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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Gondwana supercontinent underwent massive shift during Cambrian explosion
The Gondwana supercontinent underwent a 60-degree rotation across Earth's surface during the Early Cambrian period, according to new evidence uncovered by a team of Yale University geologists. Gondwana made ...
Space & Earth / Earth Sciences
Aug 10, 2010 |
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Flow in Earth's mantle moves mountains: study
If tectonic plate collisions cause volcanic eruptions, as every fifth grader knows, why do some volcanoes erupt far from a plate boundary?
Space & Earth / Earth Sciences
Jun 02, 2010 |
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Deep subduction of the Indian continental crust beneath Asia
Geological investigations in the Himalayas have revealed evidence that when India and Asia collided some 90 million years ago, the continental crust of the Indian tectonic plate was forced down under the Asian ...
Space & Earth / Earth Sciences
May 28, 2010 |
4.6 / 5 (8) |
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Giant impact near India -- not Mexico -- may have doomed dinosaurs
A mysterious basin off the coast of India could be the largest, multi-ringed impact crater the world has ever seen. And if a new study is right, it may have been responsible for killing the dinosaurs off 65 ...
Space & Earth / Earth Sciences
Oct 15, 2009 |
4.8 / 5 (42) |
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