PCC hosts astronomy talk

Ancient astronomy topic of Oct. 2 talk




A look at the sophisticated astronomical knowledge of a pre-Columbian civilization is the topic for the first fall semester talk in Pima Community College’s Speakers’ Series.


Donna Gifford, vice president of online development and instruction, will discuss the solar movement and archeoastronomy in Zapotec ruins in the Oaxacan region of southern Mexico.


The free session on Oct. 2 begins at 6 p.m. in the Community Board Room at the PCC District Office (Building C), 4905 E. Broadway Blvd. Light refreshments will be available.


Gifford will also show slides from a research trip to verify summer solstice markers in Monte Albán and other sites.


She earned a master’s degree in astronomy from the University of Arizona and taught astronomy at PCC from 1999 to 2006. She also has taught junior high science, math and science teaching methodology.


PCC’s provost and faculty senate sponsor the Speakers’ Series. The remaining two talks for fall semester are:


  • Nov. 13: “We Roared into the Twenties: Women, Advertising and Shifting Image in the 1920s,” by Kimlisa B. Salazar, history faculty.


  • Dec. 4: “Ethical Relativism: A Platonic Response,” by Stewart Barr, humanities and philosophy faculty.

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