A new paper enriches scientists' understanding of where the rock record preserved or destroyed evidence of Mars' past and possible signs of ancient life.
Planetary Sciences
Jul 8, 2021
19
1270
The discovery and use of clays dates back to 30,000 years ago, making clays one of the oldest materials used in society. Clays are naturally occurring materials that were first used to make pottery and are now used abundantly ...
Materials Science
May 21, 2021
0
12
For ice, so-called 'surface melting' was postulated as early as the 19th century by Michael Faraday: Already below the actual melting point, i.e. 0 °C, a thin liquid film forms on the free surface because of the interface ...
General Physics
Mar 9, 2021
0
90
Chemists at the University of Bayreuth have developed a material that could well make an important contribution to climate protection and sustainable industrial production. With this material, the greenhouse gas carbon dioxide ...
Materials Science
Oct 20, 2020
0
1815
Molecular clock dates for the first animals to walk the Earth don't match the fossil record. Comparing the disparate DNA of two different species and extrapolating how long it would take for them to mutate from a common ancestor ...
Newly discovered single-celled creatures living deep beneath the seafloor have given researchers clues about how they might find life on Mars. These bacteria were discovered living in tiny cracks inside volcanic rocks after ...
Cell & Microbiology
Apr 2, 2020
1
189
Clay minerals suspended in seawater binds sedimentary organic carbon to their mineral surfaces. But the quantity of carbon that is bound and the source of that carbon very much depends on the clay mineral in question. A research ...
Environment
Oct 14, 2019
0
55
Sandia National Laboratories researchers have discovered the mechanism to "switch on" iron residing in clay mineral structures, leading to the understanding of how to make iron reactive under oxygen-free conditions.
Bio & Medicine
Oct 11, 2019
0
144
If you could travel back in time 3.5 billion years, what would Mars look like? The picture is evolving among scientists working with NASA's Curiosity rover.
Space Exploration
Oct 7, 2019
0
5676
Phase H is a hydrous mineral that is considered to be an important carrier of water into deep Earth. We determined the dissociation condition of phase H by a theoretical calculation based on quantum mechanics. Phase H decomposes ...
Earth Sciences
Aug 19, 2019
0
14
