Deep Time History on CuriosityStream Check out “Deep Time History”, hosted by the IBHA’s very own Dr. Jonathan Markley! Click here. By Heathe Kyle Yeakley|2017-04-22T00:30:38-04:00April 22nd, 2017|Categories: Big History|0 Comments Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInEmail About the Author: Heathe Kyle Yeakley Heathe Kyle Yeakley is a Linux systems administrator and an avocational paleontologist.