School of Arts & Sciences

Home of the humanities, social sciences and natural sciences at Penn, with 27 academic departments and a faculty of nearly 500 world-renowned scholars.

College of Arts & Sciences

Graduate Division

Professional and Liberal Education

The Color Code

RRL Professor of Psychology David Brainard examines the intricacies of color vision.

These Are Not the Droids You’re Looking For

Associate Professor of History and Sociology of Science Adelheid Voskuhl argues that although humans are fascinated with robots, it’s not always for the same reasons.