Dancing Cell (VIDEO) European Molecular Biology Laboratory This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption During compaction a wave travels on the surface of embryo cells, giving the impression that they "dance." Credit J.L. Maitre/EMBL 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.