(Phys.org) —Two-thirds of earth's surface is covered in oceanic crust, but the deep plumbing that generates new crust remains poorly understood. New images from a chain of volcanoes beneath the Pacific Ocean show that magma ...
Earth Sciences
Oct 22, 2014
0
0
(Phys.org) —Think how people everywhere would marvel at the discovery of a continent lost beneath the sea, one that just a few thousand years ago played home to human civilizations that history has entirely missed.
Earth Sciences
Jun 20, 2014
0
0
When South America split from Africa 150 to 120 million years ago, the South Atlantic formed and separated Brazil from Angola. The continental margins formed through this separation are surprisingly different. Along offshore ...
Earth Sciences
Jun 6, 2014
0
0
Scientists from the Magma and Volcanoes Laboratory (CNRS) and the European Synchrotron, the ESRF, have recreated the extreme conditions 600 to 2900 km below the Earth's surface to investigate the melting of basalt in the ...
Earth Sciences
May 22, 2014
2
0
Seeking to better understand the composition of the lowermost part of Earth's mantle, located nearly 2,900 kilometers (1,800 miles) below the surface, a team of Arizona State University researchers has developed new simulations ...
Earth Sciences
Mar 30, 2014
1
0
The Galápagos Islands are home to some of the most active volcanoes in the world, with more than 50 eruptions in the last 200 years. Yet until recently, scientists knew far more about the history of finches, tortoises, and ...
Earth Sciences
Mar 5, 2014
0
0
The origin and stimulus behind plate tectonics has been simulated with the aid of high-performance computers. A new study sheds light on the role continents play in the formation of oceanic crust.
Earth Sciences
Jan 28, 2014
0
1
While most Americans shop for holiday gifts and break out festive decorations, a team of 18 researchers will spend their holiday season at sea, using underwater robots to explore the extreme habitats of life under the sea ...
Earth Sciences
Dec 4, 2013
0
0
A University of Wyoming husband-and-wife research team was part of a larger group that has made the first significant recovery of layered igneous rocks from the Earth's lowest ocean crust.
Earth Sciences
Dec 3, 2013
0
0
Although long thought to be devoid of life, the bottom of the deep ocean is now known to harbor entire ecosystems teeming with microbes. Scientists have recently documented that oxygen is disappearing from seawater circulating ...
Earth Sciences
Sep 27, 2013
0
0
