Bubble Formation (IMAGE) Massachusetts Institute of Technology Caption Series of images from the team's lab experiments shows the process of 'pinch-off' where the air bubble (black) starts to separate off, as it penetrates into a liquid environment (white) inside a narrow tube. Credit Image courtesy of the researchers: Amir Pahlavan Ph.D., Professor Gareth McKinley, Professor Ruben Juanes Usage Restrictions Images are made available to non-commercial entities, press and the general public under a Creative Commons Attribution Non-Commercial No Derivatives license. You may not alter the images provided, other than to crop them to size. A credit line must be used when reproducing images. 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.