The Love Project – Experience 2 noted subtle changes in the biological processes of volunteers as they read narratives describing their personal “love stories,”and the data collected by a series of sensors took heart rate, neural activity, and voice frequency readings and used it to create 3D printed models or “mandalas” which represent love. Artist Guto Requena says each one is unique to its creator and “contains their most intimate moments” in a three-dimensional form. You can read the whole story here: http://3dprint.com/51064/3d-printed-love-project/