Episode 39: Photography

In the eleventh century the first camera obscura was invented, helping artists draw. It would be another eight centuries before people figured out how to capture images directly onto film. SHOW CLOCK 00:00 Opening Credits 00:31 Introduction 01:10 Element of the Week: Selenium 03:13 Commentary: Objectivity vs. Subjectivity 06:04 Science and Photography at SFMOMA 10:50 Quote: Terrence Donovan 11:15 Closing Credits CREDITS Special thanks to David Caruso and Emily Wilson for researching this show. Additional credits available at chemheritage.org/distillations.