Migrations happen for a reason, not randomly. A new study, based on computer simulation, attempts to explain the effect of so-called directional migration – migration for a reason – on cooperative behaviours and social ...
General Physics
Apr 3, 2013
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Greater numbers of ever-smaller components are required to fit on computer chips to meet the ongoing demands of miniaturizing electronic devices. Consequently, computer chips are becoming increasingly crowded. Designers of ...
Electronics & Semiconductors
Mar 27, 2013
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Three-quarters of the DNA in evolved organisms is wrapped around proteins, forming the basic unit of DNA packaging called nucleosomes, like a thread around a spool. The problem lies in understanding how DNA can then be read ...
Biotechnology
Mar 19, 2013
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(Phys.org) —Mountain forests in the Alps react very differently but noticeably to a warmer climate. Even if the target of limiting the Earth's average temperature increase to 2 degrees were met, this would already prove ...
Environment
Mar 14, 2013
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As computer manufacturers cram ever more processing power onto tiny chips, they face a growing problem. The connections between electronic components that measure just a few billionths of a meter across allow electrons to ...
Optics & Photonics
Mar 13, 2013
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Human hair is a complex, multi-layered material, the composition of which is only partly established. Hair fibers are sheathed in a thin protective coating called the epicuticle, but despite its industrial importance—the ...
Materials Science
Jan 16, 2013
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Even though black holes—by their definition and very nature—are the ultimate hoarders of the Universe, gathering and gobbling up matter and energy to the extent that not even light can escape their gravitational grip, ...
Astronomy
Dec 4, 2012
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Scientists from the universities of Kiel and Düsseldorf (both Germany) have developed a method to simulate gigantic magnetic fields that normally occur on neutron stars only. The physicists Professor Hartmut Löwen (Heinrich-Heine-Universität ...
General Physics
Oct 12, 2012
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(Phys.org)—Instead of dust-bunnies under the sofa, this dust helps form ice crystals that are at the heart of clouds. Researchers at Pacific Northwest National Laboratory used dust's loftier disposition to create a new ...
Earth Sciences
Sep 26, 2012
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(Phys.org)—Creating virtual plants could solve real problems, such as reducing vitamin deficiencies in humans, according to University of Florida researchers.
Plants & Animals
Aug 23, 2012
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