Cancer Detecting Water Drop Centrifuge (VIDEO) Duke University This video is under embargo. Please login to access this video. Caption This new biomedical test uses sound waves to spin a centrifuge up to 6,000 RPM, separating small telltale biomarkers of cancer from samples placed in the disc above. Credit Ty Naquin, Duke University Usage Restrictions None 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.