Predictors of 3-D Breast Kinematics during Bare-Breasted Running...

When you have a science graph labeled "Breast...  ...underlying research is covered by our friends at Improbable Research. Link -via Ed Yong

http://www.neatorama.com/2012/07/09/predictors-of-3-d-breast-kinematics-during-bare-breasted-running/