Edel O'Sullivan by the Sudbury Crater (IMAGE) Trinity College Dublin Caption First author Edel O'Sullivan enjoys the sunshine by the Sudbury Crater in Canada. Credit Trinity College Dublin 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.