Coming up at 12:30: #Astrophysics Prof @DrRob_Thacker w/ @_MarkSutcliffe for his weekly #science segment… twitter.com/i/web/status/9…

Coming up at 12:30: #Astrophysics Prof @DrRob_Thacker w/ @_MarkSutcliffe for his weekly #science segment… twitter.com/i/web/status/9…