Scientific American Frontiers 1993. Actor Alan Alda became the permanent host starting in the fall season of 1993 and continued until the show ended in 2005. So the show was also billed as "Alan Alda in Scientific American Frontiers". Alda's tenure has been notable for his humble and often humorous approach: in one memorable segment, he became car sick while driving an experimental, virtual reality vehicle. In 2005, Alda published his first round of memoirs, "Never Have Your Dog Stuffed: and Other Things I've Learned", published by Random House (); in the book, he recalls his intestines becoming strangulated while on location in
Things Which Have Never Yet Been Done Things Which Have Never Yet Been Done "Things Which Have Never Yet Been Done" is the ninth episode of the second season, and the nineteenth episode overall, of the Canadian science fiction television series "Orphan Black". It first aired in Canada on Space and the United States on BBC America on 14 June 2014. The episode was written by Alex Levine and directed by TJ Scott. The series focuses on a number of identical human clones, all of whom are played by Tatiana Maslany: Sarah Manning, Alison Hendrix, Cosima Niehaus, Rachel Duncan, and Helena. In this episode, Sarah's daughter Kira