Sugars like polysaccharides are found everywhere in nature and are believed to be essential for life to arise. In humans, they cover the surface of all cells and the family of polysaccharides called GAGs (glycosaminoglycans) ...
Biochemistry
Mar 20, 2020
0
25
While Rancho La Brea, commonly known as the La Brea Tar Pits, is famous for its thousands of bones of large extinct mammals, big insights are coming from small fossils, thanks to new excavation and chemical techniques.
Archaeology
Mar 20, 2020
0
820
Water balloons may seem like a trivial matter. A toy for mischievous kids in summer. But for scientists, the behavior of balls of liquid wrapped in a thin elastic membrane is critical to everything from understanding blood ...
Soft Matter
Mar 20, 2020
0
25
In recent decades, the interdisciplinary field of life sciences has made enormous progress, particularly in researching the molecular architecture of life. For example, extensive details of the genetic blueprint of many organisms ...
Cell & Microbiology
Mar 20, 2020
0
109
Nitrogen is essential for all living things. Synthetic fertilizer, which contains rich reactive nitrogen, has sustained food production, but the nitrogen it emits is also a burden to the environment, such as air pollution, ...
Environment
Mar 20, 2020
0
3
One of the last arrows in the quiver in the fight against dangerous bacteria is the reserve antibiotic daptomycin. It is used primarily when conventional drugs fail due to resistant bacteria. Although the antibiotic was developed ...
Cell & Microbiology
Mar 20, 2020
0
31
This image taken by the NASA/ESA Hubble Space Telescope shows the galaxy NGC 4237. Located about 60 million light-years from Earth in the constellation of Coma Berenices (Berenice's Hair), NGC 4237 is classified as a flocculent ...
Astronomy
Mar 20, 2020
0
130
A team led by Prof. Guo Guangcan from University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) and collaborators first realized distribution of high-dimensional orbital angular momentum ...
Quantum Physics
Mar 20, 2020
2
427
The yearly count of monarch butterflies overwintering in Mexico, released today, shows a decrease of 53% from last year's count and is well below the threshold at which government scientists predict the migration could collapse.
Plants & Animals
Mar 20, 2020
0
86
Recent data have shown a decline of air pollution over northern Italy coinciding with its nationwide lockdown to prevent the spread of the coronavirus (COVID-19). This new map shows the variation of nitrogen dioxide emissions ...
Environment
Mar 20, 2020
1
27
