Here's our new podcast episode, in which Phil and Colin consider the persistence of the concept of time travel. And we have a little guess-the-mystery-sound competition, albeit with no prizes to speak of other than (a) some small kudos and (b) a shout-out on our next episode. (Post a comment if you can identify the sound.) Among our discussion topics this episode: " Science fiction " or " sci-fi "? Phil's Facebook post sharing the hard-to-find James Gunn recommended-reading list. Colin's other podcast, Take Me To Your Reader reaches 100 episodes. Octavia E. Butler's Kindred ... and the planned TV adaptation of it. Danish Netflix series The Rain . Elizabeth Bear's short story " Dolly " , and the news report that it is being filmed . J.Michael Straczynski's pledge to publish Harlan Ellison's legendary The Last Dangerous Visions . Podcast platforms carrying Science Fiction 101 ...