Marine Vallet and Tim Baumeister (IMAGE) Max Planck Institute for Chemical Ecology Caption Marine Vallet and Tim Baumeister study chemical interactions in marine plankton communities. The often unicellular organisms, such as diatoms, are cultivated in special containers in the lab. Credit Angela Overmeyer, Max Planck Institute for Chemical Ecology 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.