Cells move in a circle (IMAGE) Princeton University, Engineering School Caption This time-lapse movie shows a programmed circle maneuver in a layer of cells over eight hours. At left, a microscope image of the cells; center, their trajectories; right, changes in the electrical field's direction. Credit Video courtesy of the researchers; GIF by Neil Adelantar Usage Restrictions Noncommercial 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.