Once in a Lifetime, Birth of a Nation, Alice in Space, Mathematics at Science Museum, Walt Disney on BBC2

A revival of Once in a Lifetime, the 1930s comedy about the movie industry at the beginning of the talkies. A new film with the title "Birth of a Nation" cannot escape the obvious associations with the 1915 DW Griffith silent film of the same name which portrayed The Ku Klux Klan in a heroic light. This production has been dogged by controversy for completely different reasons. Alice In Space by Gillian Beer looks at Lewis Carroll's classic and resets it in the context of its time to shine a fresh reinvigorating light on the work There's an exhibition about Mathematics at London's Science Museum, looking at how it shapes our world BBC2 presents a two part series about Walt Disney - his life and legacyTom Sutcliffe's guests are Meg Rosoff, Jacqueline Springer and David Benedict. The producer is Oliver Jones.