Corneile Minnaar, Stellenbosch University (IMAGE) Stellenbosch University Caption Dr. Corneile Minnaar, a pollination biologist in the Department of Botany and Zoology at Stellenbosch University, developed a technique which uses quantum dots to track individual pollen grains, thereby breaking new ground in a field of research that has been hampered by lack of a universal method to track pollen for over a century. Credit Ingrid Minnaar 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.