To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S3. Fluorescence movie, related to Fig. 1. Slice of a 3D time-lapse movie of a spindle labeled with fluorescent tubulin. Frame rate 1/4s; 50× speed. Physical basis of spindle self-organization Jan Brugués, and Daniel Needleman PNAS. 2014. 111:18496-18500 DOI: 10.1073/pnas.1409404111 Download Original Video Browse All Videos »