People might once have considered oxygen a human right. But the pandemic has revealed that access to oxygen—in a pure form, for medical use—is a luxury in most low and middle-income countries.
Other
May 3, 2021
1
11
The provenance of oxygen on Earth and other solar planetary bodies is a fundamental research issue. It is widely accepted that the prebiotic pathway of oxygen production in the Earth's primitive atmosphere was via vacuum ...
Analytical Chemistry
Apr 30, 2021
0
1102
NASA's Perseverance rover keeps making history.
Planetary Sciences
Apr 22, 2021
11
755
Hafnium-based thin films, with a thickness of only a few nanometres, exhibit an unconventional form of ferroelectricity. This allows the construction of nanometre-sized memories or logic devices. However, it was not clear ...
Nanomaterials
Apr 16, 2021
0
64
Using abundant cobalt and a unique experimental approach to probe ways to speed a sluggish catalytic reaction to harvest hydrogen from water, researchers from Boston College and Yale University discovered a mechanistic switch ...
Materials Science
Apr 14, 2021
1
15
A clean energy future propelled by hydrogen fuel depends on figuring out how to reliably and efficiently split water. That's because, even though hydrogen is abundant, it must be derived from another substance that contains ...
Analytical Chemistry
Apr 9, 2021
9
414
Astronomers have found evidence that the first exoplanet that was identified transiting its star could have migrated to a close orbit with its star from its original birthplace further away.
Astronomy
Apr 7, 2021
2
340
Nanowires are vital components for future nanoelectronics, sensors, and nanomedicine. To achieve the required complexity, it is necessary to control the position and growth of the metal chains on an atomic level. In the journal ...
Bio & Medicine
Mar 26, 2021
1
51
Physically confined spaces can make for more efficient chemical reactions, according to recent studies led by scientists from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory. They found that partially ...
Materials Science
Mar 2, 2021
0
59
Three years ago, chemists at the University of Innsbruck found evidence for the existence of a new variety of ice. Until then, 18 types of crystalline ice were known. The team led by Thomas Loerting now reports in Nature ...
Analytical Chemistry
Feb 18, 2021
0
115
