To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S6. TXM tomographic 3D reconstruction of a pyrite framboid viewed from 0° to 360° as shown in Fig. S3 K and L. Quantified abundance of magnetofossils at the Paleocene–Eocene boundary from synchrotron-based transmission X-ray microscopy Huapei Wang, Jun Wang, Yu-chen Karen Chen-Wiegart, and Dennis V. Kent PNAS. 2015. DOI: 10.1073/pnas.1517475112 Download Original Video Browse All Videos »