Offshore wind could provide abundant electricity—but as with solar energy, this power supply can be intermittent and unpredictable. But a new approach from researchers at MIT could mitigate that problem, allowing the electricity ...
Energy & Green Tech
Apr 26, 2013
18
0
(Phys.org) —Geologists continue to puzzle over the how and why of crescent-shaped sand dunes called barchans, found on Earth and on Mars. Barchans can form on the seafloor and on ice, as well as deserts. How do they happen? ...
Ten years ago, Samer Naif made an unexpected discovery in Earth's mantle: a narrow pocket, proposed to be filled with magma, hidden some 60 kilometers beneath the seafloor of the Cocos Plate.
Earth Sciences
Jun 20, 2023
0
158
(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 subduction we observe ...
Earth Sciences
Nov 24, 2011
1
0
Earthquake researchers have now identified a 30 kilometers long and ten kilometers deep area along the North Anatolian fault zone just south of Istanbul that could be the starting point for a strong earthquake. The group ...
Earth Sciences
Jun 18, 2013
0
0
During a recent expedition to map earthquake faults in Monterey Bay, MBARI researchers discovered the wreck of a barge on the muddy seafloor in Monterey Canyon. The barge Umpqua II was about 1,700 meters (one mile) below ...
Earth Sciences
Nov 24, 2014
0
0
Scientists have for the first time estimated the physical footprint of human activities on the deep seafloor of the North East Atlantic. The findings published in the journal PLoS ONE reveal that the area disturbed by bottom ...
Environment
Sep 14, 2010
3
0
(PhysOrg.com) -- A pioneering deep-sea exploration robot -- one of the first successful submersible vehicles that was both unmanned and untethered to surface ships -- was lost at sea Friday, March 5, on a research expedition ...
Earth Sciences
Mar 9, 2010
3
0
Scientists at Columbia University's Lamont-Doherty Earth Observatory have found evidence of hydrothermal vents on the seafloor near Antarctica, formerly a blank spot on the map for researchers wanting to learn more about ...
Earth Sciences
Mar 3, 2010
20
0
Turbidity currents have historically been described as fast-moving currents that sweep down submarine canyons, carrying sand and mud into the deep sea. But a new paper in Nature Communications shows that, rather than just ...
Earth Sciences
Oct 5, 2018
0
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