News tagged with complex systems

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Maths experts question key ecological theory

Mathematicians at the University of York in the UK and the University of Canterbury in New Zealand say they have disproved a widely accepted theory underpinning the operation of complex networks of interactions in the natural ...

dateJun 20, 2012 in Mathematics
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Simplicity and quantum complexity

Simulations of reality would require less memory on a quantum computer than on a classical computer, new research from scientists at the University of Bristol, published in Nature Communications, has shown.

dateMay 04, 2012 in Quantum Physics
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Sperm can count

The speed at which the calcium concentration in the cell changes controls the swimming behavior of sperm. They can calculate the calcium dynamics and react accordingly.

dateMar 07, 2012 in Plants & Animals
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Nanoparticles working in harmony

For decades, researchers have been working to develop nanoparticles that deliver cancer drugs directly to tumors, minimizing the toxic side effects of chemotherapy. However, even with the best of these nanoparticles, only ...

dateJul 15, 2011 in Bio & Medicine
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HIV protein unveils vaccine target

(PhysOrg.com) -- An international study headed by a UC Davis scientist describes how a component of a potential HIV vaccine opens like a flower, undergoing one of the most dramatic protein rearrangements yet ...

dateMar 31, 2011 in HIV & AIDS
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