Episode 7: Imaginary immigrants and time-traveling refugees

Immigration is a major theme in science fiction, both in subtext and straightforward plot arcs. Creators often tell stories about new arrivals on Earth from other worlds, other dimensions, and other timelines. Poet and performer Baruch Porras-Hernandez joins us to discuss what these stories say about the fears and aspirations of real-life immigrants. Can scifi help people accept neighbors from far away, or are we doomed to live in a world where mutants are exiled to distant islands?