Interview with Professor Bruce Bradley, University of Exeter (audio) University of Exeter Share Print E-Mail Loading audio... Caption Professor Bruce Bradley, University of Exeter, talks about the research behind his new book, "Across Atlantic Ice." The book puts forward a compelling case for people from Europe traveling to America by boat 14,000 to 25,000 years ago. Credit University of Exeter Usage Restrictions None Share Print E-Mail 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.