Coming up at 12:30: Astrophysics professor @DrRob_Thacker joins @_MarkSutcliffe for his weekly science segment:… twitter.com/i/web/status/1…

Coming up at 12:30: Astrophysics professor @DrRob_Thacker joins@_MarkSutcliffe for his weekly science segment:… twitter.com/i/web/status/1…