archaeological poppy seeds (IMAGE) University of Basel Caption Poppy seeds recovered at the archaeological site of Zurich Parkhaus Opéra. Credit Raül Soteras, AgriChange Project Usage Restrictions Only to be used in reporting on research by the University of Basel 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.