(Phys.org)—New research by Stanford aeronautics and astronautics Assistant Professor Sigrid Close suggests she's on track to solve a mystery that has long bedeviled space exploration: Why do satellites fail?
Space Exploration
Feb 27, 2013
25
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A male fairy-wren's low pitch song indicates body size, a new international study has shown.
Plants & Animals
Feb 20, 2013
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Every gene in the nucleus of an animal or plant cell is packaged into a beads-on-a-string like structure called nucleosomes: the DNA of the gene forms the string and a complex of proteins called histones forms the beads around ...
Biotechnology
Feb 11, 2013
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Much in the same way as we use shredders to destroy documents that are no longer useful or that contain potentially damaging information, cells use molecular machines to degrade unwanted or defective macromolecules. Scientists ...
Cell & Microbiology
Feb 4, 2013
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(Phys.org)—The phenomenon of liquids coating rough surfaces in the form of films or droplets is commonplace. The morning dew converts grass and leaves into scenes of magical beauty, while a thin film of rainwater on the ...
Condensed Matter
Jan 29, 2013
1
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Animals which maintain cooperative relationships show gains in longevity and offspring survival. However, little is known about the cognitive or hormonal mechanisms involved in cooperation. Researchers of the Max Planck Institute ...
Plants & Animals
Jan 23, 2013
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An international team of researchers including Svante Pääbo and Qiaomei Fu of the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, sequenced nuclear and mitochondrial DNA that had been extracted from ...
Archaeology
Jan 21, 2013
21
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An international team of researchers from the MPI for Evolutionary Anthropology in Leipzig and the CNRS in Lyon have investigated the maternally inherited mitochondrial DNA of 500 individuals from southern Africa speaking ...
Biotechnology
Jan 17, 2013
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Researchers in the group of Ralf Sommer at the Max Planck Institute for Developmental Biology in Tuebingen, Germany, have for the first time been able to identify neuronal correlates of behaviour by comparing maps of synaptic ...
Cell & Microbiology
Jan 17, 2013
0
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Long before Europeans settled in Australia humans had migrated from the Indian subcontinent to Australia and mixed with Australian aborigines.
Biotechnology
Jan 14, 2013
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