(PhysOrg.com) -- ESA's Mars Express has returned strong evidence for an ocean once covering part of Mars. Using radar, it has detected sediments reminiscent of an ocean floor within the boundaries of previously identified, ...
Space Exploration
Feb 7, 2012
3
0
Senckenberg researchers Serena Abel and Angelika Brandt, together with colleagues from the Alfred Wegener Institute—Helmholtz Centre for Polar and Marine Research (AWI) and Goethe University in Frankfurt, have investigated ...
Environment
Jul 12, 2022
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256
Scientists have discovered the cause of giant underwater landslides in Antarctica, which they believe could have generated tsunami waves that stretched across the Southern Ocean.
Earth Sciences
May 18, 2023
0
193
Why do carbon dioxide levels in the atmosphere wax and wane in conjunction with the warm and cold periods of Earth's past? Scientists have been trying to answer this question for many years, and thanks to chemical clues left ...
Earth Sciences
May 21, 2020
0
252
The ocean floor is vast and varied, making up more than 70% of the Earth's surface. Scientists have long used information from sediments at the bottom of the ocean—layers of rock and microbial muck—to reconstruct the ...
Earth Sciences
Feb 26, 2021
2
134
(PhysOrg.com) -- New samples of rock and sediment from the depths of the eastern Pacific Ocean may help explain the cause of large, destructive earthquakes similar to the Tohoku Earthquake that struck Japan in mid-March.
Earth Sciences
Jun 29, 2011
0
0
The most-studied mass extinction in Earth history happened 65 million years ago and is widely thought to have wiped out the dinosaurs. New University of Washington research indicates that a separate extinction came shortly ...
Earth Sciences
Sep 5, 2012
4
0
Climate changes from millions of years ago are recorded at daily rate in ancient sea shells, new research shows.
Earth Sciences
Oct 25, 2013
0
0
Scientists have discovered a super-charged methane seep in the ocean off New Zealand that has created its own unique food web, resulting in much more methane escaping from the ocean floor into the water column.
Earth Sciences
Aug 12, 2013
0
0
Ocean currents determine the structure of the deep-sea ocean floor and the transport of sediments, organic carbon, nutrients and pollutants. In flume-tank experiments, researchers from MARUM—Center for Marine Environmental ...
Earth Sciences
Oct 6, 2023
0
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