To learn more about the shrimp's prowess, James Weaver of Harvard University, Garrett Milliron of the University of California, Riverside and Ali Miserez of the Nanyang Technological University in Singapore used a variety of different analytical techniques to determine the structure and composition of the club, including electron microscopy, X-ray microtomography, synchrotron X-ray diffraction and energy-dispersive X-ray spectroscopy.