Cover of Friday May 20, 2011, Issue of <i>Science</i> (IMAGE)

U.S. National Science Foundation

Cover of Friday May 20, 2011, Issue of <i>Science</i>

Caption

The researchers' work is described in the May 19, 2011, issue of the electronic publication Science Express.

Credit

Copyright AAAS 2011

Usage Restrictions

None

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.