Tiny Beads (IMAGE) Oregon State University Caption Microbeads are bits of plastic so small that hundreds of them would be needed to cover a single penny. Credit (Image by 5Gyres, courtesy of Oregon State University) 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.