Steve Kuei, Rice University (IMAGE) Rice University Caption Rice University graduate student Steve Kuei sets up an experiment to test the flexibility of a polymer strand that has been magnetized. Engineered strands can be used to study the bending, folding and other movements of polymers or biomolecules like actin and DNA. Credit Jeff Fitlow/Rice University Usage Restrictions For news reporting purposes only. 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.