Need some inspiration for that tattoo you’ve always wanted? How about combining your interest in science with tattoo art. Carl Zimmer’s book Science Ink does just that. An intriguing look at some science inspired tattoos from evolutionary biology to astrophysics, with bestselling essayist and lecturer Zimmer, reflecting on the science behind each of the tattoos. Maria Popova’s Brain Pickings Blog shows off some of the facinating tattoos.