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News From the Field
Dispersal patterns key to invasive species' success

January 20, 2014

image of kudzu, or Japanese arrowroot Using synthetic biology, engineers have tested the limits of the Allee effect, where a certain number of individuals are needed for a group to survive. While intuition suggests that the more places a species spreads, the more it will thrive, scattering a population too thin by forming too many new colonies could result in the ruin of them all. The results have implications for both ecologists dealing with invasive species and medical practitioners fighting infections. Full Story

Duke University

The National Science Foundation (NSF) is an independent federal agency that supports fundamental research and education across all fields of science and engineering. In fiscal year (FY) 2015, its budget is $7.3 billion. NSF funds reach all 50 states through grants to nearly 2,000 colleges, universities and other institutions. Each year, NSF receives about 48,000 competitive proposals for funding, and makes about 11,000 new funding awards. NSF also awards about $626 million in professional and service contracts yearly.

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