Birds come in astounding variety—from hummingbirds to emus—and behave in myriad ways: they soar the skies, swim the waters, and forage the forests. But this wasn't always the case, according to research by scientists ...
Archaeology
May 27, 2014
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An international team of researchers analyzed the available data taken from all previous studies of the Southern Ocean, together with satellite images taken of the area, to quantify the amount of iron supplied to the surface ...
Earth Sciences
Mar 16, 2014
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(Phys.org) —Open, feed, cut. Such is the humdrum life of a motor molecule, the subject of new research at Rice University, that eats and excretes damaged proteins and turns them into harmless peptides for disposal.
Materials Science
Mar 14, 2014
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Materials made by man and those made by biological organisms often deal with similar synthesis challenges – occasionally converging on an analogous solution independently. One example is the giant glass rod that is used ...
Condensed Matter
Feb 24, 2014
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Light-gathering macromolecules in plant cells transfer energy by taking advantage of molecular vibrations whose physical descriptions have no equivalents in classical physics, according to the first unambiguous theoretical ...
Quantum Physics
Jan 9, 2014
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Physicists at the University of Chicago and the University of Massachusetts, Amherst, are uncovering the fundamental physical laws that govern the behavior of cellular materials.
Cell & Microbiology
Dec 18, 2013
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(Phys.org) —Small difference, large effect: Most biological molecules occur in two variants, an original and its mirror image. As a result, they are related to one another like the left hand to the right. For instance, ...
Materials Science
Nov 29, 2013
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According to a study published by the National Science Foundation (NSF), the number of postdoctoral appointees (postdocs) increased across all disciplines during the past three decades.
Other
Oct 1, 2013
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Romanian scientists have discovered a novel approach for the optical manipulation of macromolecules and biological cells. Their findings, published in the European Physical Journal B, stem from challenging the idea that visible ...
Optics & Photonics
Sep 18, 2013
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(Phys.org) —Methane is the main component of natural gas, as well as a potent greenhouse gas whose levels in the atmosphere have been rising. In a new study, scientists have investigated a way to transform methane into ...
