University of Adelaide researchers have discovered a biochemical mechanism fundamental to plant life that could have far-reaching implications for the multibillion dollar biomedical, pharmaceutical, chemical and biotechnology ...
Plants & Animals
May 21, 2019
0
37
(PhysOrg.com) -- Supercomputer simulations at the Department of Energy's Oak Ridge National Laboratory are helping scientists unravel how nucleic acids could have contributed to the origins of life.
Biochemistry
Oct 4, 2010
1
0
To discover how light interacts with molecules, the first step is to follow electron dynamics, which evolve at the attosecond timescale. The dynamics of this first step have been called charge migration (CM). CM plays a fundamental ...
Optics & Photonics
Aug 25, 2023
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1027
The most abundant material on Earth exhibits some unusual chemical properties when placed under extreme conditions.
Materials Science
Mar 20, 2009
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0
As the world moves away from gas towards electricity as a greener power source, the to-do list goes beyond cars. The vast global manufacturing network that makes everything from our batteries to our fertilizers needs to flip ...
Analytical Chemistry
Jan 2, 2024
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144
In April 2009, the world took notice as reports surfaced of a virus in Mexico that had mutated from pigs and was being passed from human to human. The H1N1 "swine flu," as the virus was named, circulated worldwide, killing ...
Analytical Chemistry
Jun 11, 2012
0
0
One of the first reaction mechanisms students learn in undergraduate organic chemistry is the SN2 reaction. Named because it involves the collision of two molecules, its energy barrier is related to the nucleophile, the solvent, ...
(Phys.org) —For most terrestrial life on Earth, oxygen is necessary for survival. But the planet's atmosphere did not always contain this life-sustaining substance, and one of science's greatest mysteries is how and when ...
Earth Sciences
Jun 26, 2013
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0
Enceladus is the tiny moon of Saturn that seems to have it all. Its icy surface is intricately carved by ongoing geological processes. Its icy shell overlies an internal, liquid ocean. There, chemically charged warm water ...
Astrobiology
Jun 18, 2023
2
45
Molecular hydrogen (H2) makes up 99 percent of the cold, dense gas in galaxies. So mapping where stars are born basically means measuring H2, which lacks a strong characteristic signature at low temperatures. Astronomers ...
Astronomy
Nov 6, 2019
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