Droplets (IMAGE) Penn State Caption A bioinspired technology enables machine-free droplet manipulation for potential rapid diagnostic urine testing for kidney stone patients. Credit provided by Pak Kin Wong, Penn State Usage Restrictions non commercial use only 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.