A chemist from RUDN was the first to use catalysts with ruthenium nanoparticles to obtain hydrogen under the influence of visible light and UV radiation. In the future, such catalysts may be used for large-scale production ...
Materials Science
Oct 17, 2018
0
58
The oxygenation of Earth's atmosphere was thanks, in part, to iron and silica particles in ancient seawater, according to a new study by geomicrobiologists at the University of Alberta. But these results solve only part of ...
Earth Sciences
Aug 7, 2018
0
177
How long might a rocky, Mars-like planet be habitable if it were orbiting a red dwarf star? It's a complex question but one that NASA's Mars Atmosphere and Volatile Evolution mission can help answer.
Astronomy
Dec 13, 2017
1
83
Increasing organic runoff as a result of climate change may be reducing the penetration of pathogen-killing ultraviolet (UV) sunlight in inland lakes, rivers, and coastal waters, according to a new study in the journal Scientific ...
Environment
Nov 1, 2017
2
270
The red algae called Porphyra and its ancestors have thrived for millions of years in the harsh habitat of the intertidal zone—exposed to fluctuating temperatures, high UV radiation, severe salt stress, and desiccation.
Evolution
Jul 17, 2017
0
32
Rocky planets are probably a whole lot more common in our galaxy than astronomers previously believed—according to the latest release of Kepler Space Telescope data last week—a scenario that enhances the prospects for ...
Astronomy
Jun 29, 2017
3
247
A new study out of Harvard University reveals that the protective stratospheric ozone layer above the central United States is vulnerable to erosion during the summer months from ozone-depleting chemical reactions, exposing ...
Environment
Jun 5, 2017
3
497
The RNA editing protein ADAR1 was first discovered several decades ago. Now, scientists at The Wistar Institute have identified a new function for the protein: It stops cells that have been exposed to stressors such as ultraviolet ...
Cell & Microbiology
Apr 24, 2017
0
6
A theoretical study of the UV light induced reaction of the RNA-nucleobase uracil, carried out by LMU researchers, suggests that carefully shaped laser pulses can be used to trap the crucial intermediate state for detailed ...
Optics & Photonics
Mar 15, 2017
0
15
For astronomers trying to understand which distant planets might have habitable conditions, the role of atmospheric haze has been hazy. To help sort it out, a team of researchers has been looking to Earth – specifically ...
Astronomy
Feb 9, 2017
2
249
