Cave (IMAGE) Washington University in St. Louis Caption WashU archaeologists are investigating coastal and underwater caves in southeastern Sicily, tracing early human dispersal onto the island. (Photo: Ilaria Patania) Credit Ilaria Patania Usage Restrictions For editorial purposes License Original 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.