Peter Yunker and Will Ratcliff, Georgia Institute of Technology (image) Georgia Institute of Technology Share Print E-Mail Caption Physicist Peter Yunker and evolutionary biologist Will Ratcliff examine how physical tensions force evolution to progress in Yunker's lab at Georgia Tech. Credit Georgia Tech / Rob Felt Usage Restrictions For use on this and related research at Georgia Tech. Share Print E-Mail 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.