News tagged with complex systems

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Biology May Not Be So Complex Afterall

(PhysOrg.com) -- Centuries ago, scientists began reducing the physics of the universe into a few, key laws described by a handful of parameters. Such simple descriptions have remained elusive for complex biological ...

Feb 24, 2010
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Virtualizing succession and sustainability

How do we as a society imagine our future? With social and natural environments changing, often quickly, it's difficult to imagine how our society might look a generation or more into the future. How can we then develop robust ...

Feb 18, 2010
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No catastrophes please, it's software modelling

(PhysOrg.com) -- European researchers have created a development platform that will enable applications to tackle the enormous and increasing complexity of modern computer science. It promises better quality at a lower price.

Jan 29, 2010
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Electronic patient records are not a panacea

Large-scale electronic patient record (EPR) programmes promise much but sometimes deliver little, according to a new study by UCL researchers that reviewed findings from hundreds of previous studies from all over the world.

Dec 14, 2009
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How Did Evolution Begin?

(PhysOrg.com) -- Life's ability to replicate itself is essential for evolution, yet even the simplest kind of replication requires a relatively complex system. So what kind of non-replicating system might ...

Sep 28, 2009 feature
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Echoes of phlogiston in stem cell biology

Before it was learned that matter burns by taking up oxygen, most chemists sought to explain combustion as the release of a mysterious substance, which they named "phlogiston". Phlogiston theory was a conceptual breakthrough ...

Sep 21, 2009
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Scientists find universal rules for food-web stability

The findings, published in this week's issue of Science, conclude that food-web stability is enhanced when many diverse predator-prey links connect high and intermediate trophic levels. The computations also reveal that s ...

Aug 06, 2009
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