Populations of C. elegans in a petri dish (IMAGE) Center for Genomic Regulation Caption Worms living in a petri dish in the Lifespan Machine. Many worms can share a single petri dish, with the scanner monitoring each individual simultaneously. Credit Nicholas Stroustrup/CRG Usage Restrictions Credit must be given to the creator. License CC BY 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.