(Phys.org) —Astronomers expect that stars like the Sun will blow off much of their atmospheres into space near the ends of their lives. But new observations of a huge star cluster made using ESO's Very Large Telescope have ...
Astronomy
May 29, 2013
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Cells have a sophisticated system to control and dispose of defective, superfluous proteins and thus to prevent damage to the body. Dr. Katrin Bagola and Professor Thomas Sommer of the Max Delbrück Center for Molecular Medicine ...
Cell & Microbiology
May 28, 2013
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The answer is yes, according to a paper in the SIAM Journal on Discrete Mathematics. In a paper published in the journal last month, authors Anthony Bonato, Dieter Mitsche, and Pawel Pralat describe a mathematical model to ...
Mathematics
May 16, 2013
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Once introduced for biological pest control, Asian lady beetle Harmonia axyridis populations have been increasing uncontrollably in the US and Europe since the turn of the millennium. The species has been proliferating rapidly ...
Ecology
May 16, 2013
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Although thousands of entire genomes have been sequenced, our understanding of their detailed workings remains far from complete. Researchers continue to find new genes, determine their function, and map how they interact ...
Biotechnology
May 10, 2013
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In inland estuaries and shallow coastal waters, small particles of organic matter, such as organic waste and debris or bacteria, clump together to form an aggregate known as floc. Flocculated particles can span a range of ...
Earth Sciences
May 9, 2013
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(Phys.org) —The worm Caenorhabditis elegans is one of the most widely studied creatures. Scientists consider the worm a model organism for exploring animal development including neural development. The reasons are basic; ...
A study of tentacle-formation in a sea anemone shows how epithelial cells form elongated structures and puts the spotlight on a new model organism.
Cell & Microbiology
May 2, 2013
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Scientists from ETH Zurich in Switzerland have shown for the first time that brown and white fat cells in a living organism can be converted from one cell type to the other. Their work, using mice as a model organism, provides ...
Cell & Microbiology
Apr 28, 2013
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Pluripotent stem cells can turn, or differentiate, into any cell type in the body, such as nerve, muscle or bone, but inevitably some of these stem cells fail to differentiate and end up mixed in with their newly differentiated ...
Cell & Microbiology
Apr 22, 2013
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