This document discusses MOOCs (Massive Open Online Courses). It defines MOOCs as online courses with unlimited participation and no defined start/end dates. The document outlines the history of MOOCs from their origins in 2004 to their rapid growth in 2012. It also describes the two main types of MOOCs: cMOOCs which emphasize connected learning, and xMOOCs which focus on video lectures and automated grading. The author expresses interest in creating a life sciences MOOC and pursuing topics like microorganisms and evolution in future MOOC experiences.