New global images of Mars from the MAVEN mission show the ultraviolet glow from the Martian atmosphere in unprecedented detail, revealing dynamic, previously invisible behavior. They include the first images of "nightglow" ...
Space Exploration
Oct 18, 2016
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429
Plants survive in high-salt soils through a signaling pathway using salt-responsive calmodulin proteins, which trigger cells to change their internal ion balance. A group led by Liqun Zhao of Hebei Normal University in Shijiazhuang, ...
Biotechnology
Sep 29, 2016
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8
A pinch of poison is good for a body, at least if it's heme.
Cell & Microbiology
May 30, 2016
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376
Scientists have succeeded in making real-time measurements of changes in the concentration of the important messenger substance nitric oxide (NO) in human cells for the first time. The breakthrough, which has been published ...
Cell & Microbiology
Apr 11, 2016
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4
In industrialized countries, a particularly high number of people suffer from arteriosclerosis—with fatal consequences: Deposits in the arteries lead to strokes and heart attacks. A team of researchers under the leadership ...
Bio & Medicine
Jan 6, 2016
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16
A team using the Sample Analysis at Mars (SAM) instrument suite aboard NASA's Curiosity rover has made the first detection of nitrogen on the surface of Mars from release during heating of Martian sediments.
Space Exploration
Dec 23, 2015
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3691
A team led by Professor Takafumi Uchida has created a new technique for visualizing the dynamics of nitrate (NO3-) and nitrite (NO2−), both markers of nitric oxide in a cell. Nitric oxide is a critical second messenger ...
Biochemistry
Dec 9, 2015
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9
Mars's life-friendly past just got friendlier. Using samples previously collected by the NASA rover Curiosity, scientists have discovered evidence of nitrates in Martian rock: nitrogen compounds that on Earth are a crucial ...
Space Exploration
Mar 24, 2015
16
2370
(Phys.org)—A pair of researchers working in Germany has found that the chemical nitric oxide has a profound impact on the fight-or-flight response of fighting crickets. In their paper published in the journal Science Advances, ...
Researchers from the National Physical Laboratory (NPL) and King's College London have identified a mechanism which is responsible for under-reporting of peak nitrogen dioxide concentrations at some air quality monitoring ...
Environment
Mar 12, 2015
0
12
