A cool picture from our recent paper “Transverse electron-scale instability in relativistic shear flows” by E. P. Alves, T. Grismayer, R. A. Fonseca, and L. O. Silva published in Phys. Rev. E 92, 021101(R) (2015) has been selected for the section Kaleidoscope of Physical Review E. According to the editors “All figures published in Physical Review E are eligible for selection by the editors for display on our web site; we choose figures on aesthetic merit.”