Skip to main content
Email Print Share

News From the Field

Close Family Ties Keep Cheaters in Check, Study Finds

December 15, 2011

image of social amoeba Dictyostelium discoideum Any multicellular animal poses a special difficulty for the theory of evolution. Most of its cells will die without reproducing, and only a privileged few will pass their genes. Given the incentive for cheating, how is cooperation among the cells enforced? In the Dec. 16 issue of the journal Science, Washington University in St. Louis evolutionary biologists suggest the answer is frequent population bottlenecks that restart populations from a single cell. Full Story

Washington University in St. Louis

See also: NSF News Release

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) 2016, its budget is $7.5 billion. NSF funds reach all 50 states through grants to nearly 2,000 colleges, universities and other institutions. Each year, NSF receives more than 48,000 competitive proposals for funding and makes about 12,000 new funding awards. NSF also awards about $626 million in professional and service contracts yearly.

 Get News Updates by Email 

Useful NSF Web Sites:
NSF Home Page:
NSF News:
For the News Media:
Science and Engineering Statistics:
Awards Searches: