Ann Druyan and the Evolution of Human Language

In this episode, Lexman takes a look at the evolution of human language. Ann Druyan, co-writer of the 1966 novel and Emmy-winning TV series "The Andromeda Strain", joins the Lexman to talk about the origins of human language, as well as the ever-changing ways that we use it. They also discuss Urostyles, Macrospores, and Lenition.