Is there anybody out there? Max Pearson hears about a UFO sighting in rural Zimbabwe in 1994 and talks to Gideon Lewis-Kraus of the New Yorker about whether the US Pentagon is taking UFOs more seriously. Plus, the birth of communist China, a wind power pioneer, trailblazing Chinese students and a radical Syrian playwright. Image: Composite of children's illustrations of UFO, Zimbabwe 1994.