Podcast:StarTalk Radio Published On: Thu Apr 25 2019 Description: In case you missed this episode on the Playing with Science channel…. What does it take to win the Kentucky Derby? Hosts Gary O’Reilly and Chuck Nice explore thoroughbred genetics and the ins and outs of horse racing with Dr. Stephen Harrison from Thoroughbred Genetics and former champion steeplechase jockey Sean Clancy. Photo Credit: Velo Steve [CC BY-SA 2.0 (https://creativecommons.org/licenses/by-sa/2.0)] Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.