Petluga will speak on the different culturally defined realities when looking at the sky. She will also give examples of how astronomers have tried to reconstruct the astronomical efforts of ancient people from Peru, Babylon, Egypt, Mexico, Polynesia, China, Mesolithic Europe and Native North America.

Sponsored by the IU Northwest Anthropology Club, the program is free of charge and open to the community. For more information on the program telephone the department of anthropology at  219-980-7107.