30 Jan
2008
Insects on coffee plants
Ever since a forward-thinking trio of physicists identified the phenomenon known as self-organized criticality-a mechanism by which complexity arises in nature-researchers have been applying its concepts to everything from economics to avalanches. Now, scientists at the University of Michigan and the University of Toledo have shown that clusters of ant nests on a coffee farm in Mexico also adhere to the model. Their work, which has implications for controlling coffee pests, appears in the Jan. 24 issue of the journal Nature........
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