A fascinating substance with unique properties, ice has intrigued humans since time immemorial. Unlike most other materials, ice at very low temperature is not as ordered as it could be. A collaboration between the Scuola ...
General Physics
Dec 29, 2020
0
615
With no dissolved oxygen to sustain animals or plants, ocean anoxic zones are areas where only microbes suited to the environment can live.
Earth Sciences
Dec 17, 2020
6
313
When it comes to water and Mars, there's good news and not-so-good news. The good news: there's water on Mars! The not-so-good news?
Space Exploration
Nov 30, 2020
14
5842
Titanium is extremely sensitive to small amounts of oxygen, which can lead to markedly decreased ductility of the material. Materials scientists therefore aim to lower the costs of purifying titanium, while avoiding the poisoning ...
For much of Earth's four and a half billion years, the planet was barren and inhospitable; it wasn't until the world acquired its blanket of oxygen that multicellular life could really get going. But scientists are still ...
Earth Sciences
Oct 26, 2020
2
385
In the search to discover the origins of our solar system, an international team of researchers, including planetary scientist and cosmochemist James Lyons of Arizona State University, has compared the composition of the ...
Astronomy
Oct 20, 2020
11
321
To the surprise of many planetary scientists, the oxidized iron mineral hematite has been discovered at high latitudes on the Moon, according to a study published today in Science Advances led by Shuai Li, assistant researcher ...
Space Exploration
Sep 2, 2020
8
470
Oxygen first accumulated in the Earth's atmosphere about 2.4 billion years ago, during the Great Oxidation Event. A long-standing puzzle has been that geologic clues suggest early bacteria were photosynthesizing and pumping ...
Earth Sciences
Jun 9, 2020
3
524
Photosystem II is a protein complex in plants, algae and cyanobacteria that is responsible for splitting water and producing the oxygen we breathe. Over the past few years, an international collaboration between scientists ...
Biochemistry
May 20, 2020
0
162
Most biological processes are carried out by complexes of multiple proteins that work together to carry out some function. How these complicated structures could have evolved is one of modern biology's great puzzles, because ...
Cell & Microbiology
May 20, 2020
1
203
