Duane Hamacher is an astronomer and associate professor at the University of Melbourne who has specific interests in cultural astronomy and Indigenous sciences.  His new book, The First Astronomers - How indigenous Elders read the stars, offers a systematic overview of traditional First Nations knowledge of the stars. In this episode he talks about the history and value of cultural astronomy and ongoing attempts to discredit Indigenous science and knowledge. This episode of Talking Australia is hosted and produced by Ben Kanthak (Podcast Producer at Australian Geographic) You can also follow us on Instagram @australiangeographic See omnystudio.com/listener for privacy information.