Yeast Snowflakes in Test Tube (image) Georgia Institute of Technology Share Print E-Mail Caption Physicist Peter Yunker and evolutionary biologist Will Ratcliff in Yunker's lab at Georgia Tech. Yunker holds a sample of nascent multicellular yeast clusters used in the experiments. Credit Georgia Tech / Rob Felt Usage Restrictions For use in reporting on this and related Georgia Tech research. 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.