《时间与空间的遗迹：探寻神秘博士的宇宙秘密》和前夫的星期六小说

　　Like all great science fiction shows, there are kernels of truth and nuggets of science fact scattered throughout the incredible “Doctor Who” universe. In this special, we are going to explore these dynamic “Doctor Who” moments where science fiction and science fact converge and mingle.