New study challenges old views about evolution of early life
A research team led by biogeochemists at the University of California, Riverside has tested a popular hypothesis in paleo-ocean chemistry, and proved it false.
A research team led by biogeochemists at the University of California, Riverside has tested a popular hypothesis in paleo-ocean chemistry, and proved it false.
Cell & Microbiology
Dec 23, 2012
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(Phys.org)—In a forced game of molecular tug-of war, some strings of atoms can act like a lever, accelerating reactions 1000 times faster than other molecules. The discovery suggests that scientists could use these molecular ...
Materials Science
Dec 23, 2012
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The mysterious inner workings of Chang Shan—a Chinese herbal medicine used for thousands of years to treat fevers associated with malaria—have been uncovered thanks to a high-resolution structure solved at The Scripps ...
Biochemistry
Dec 23, 2012
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In a discovery that raises further concerns about the future contribution of Antarctica to sea level rise, a new study finds that the western part of the ice sheet is experiencing nearly twice as much warming as previously ...
Earth Sciences
Dec 23, 2012
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A family of nutrient-sensing enzymes, dubbed Rag GTPases, modulates the activity of the mTORC1 protein complex, whose inhibition is essential for autophagy and survival in newborn mammals. One enzyme, RagA, has been found ...
Cell & Microbiology
Dec 23, 2012
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Scientists at Karolinska Institutet in Sweden have identified two molecules that play an important role in the survival and production of nerve cells in the brain, including nerve cells that produce dopamine. The discovery, ...
Biochemistry
Dec 23, 2012
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(Phys.org)—Some 40 million people depend on the Colorado River Basin for water but warmer weather from rising greenhouse gas levels and a growing population may signal water shortages ahead. In a new study in Nature Climate ...
Environment
Dec 23, 2012
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Current thinking on how the Toxoplasma gondii parasite invades its host is incorrect, according to a study published today in Nature Methods describing a new technique to knock out genes. The findings could have implications ...
Cell & Microbiology
Dec 23, 2012
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In a collaborative study published online today in Nature Biotechnology, researchers from Kunming Institute of Zoology, Chinese Academy of Sciences, BGI, and other institutes, have completed the first genome sequence of domestic ...
Biotechnology
Dec 23, 2012
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Engineer Dallas Goecker attends meetings, jokes with colleagues and roams the office building just like other employees at his company in Silicon Valley.
Robotics
Dec 23, 2012
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