Skip to Content Skip to Content
  • Campus & Community
  • The importance of free speech on college campuses

    Running Penn’s Committee on Open Expression has given Sigal Ben-Porath an up-close look at free speech on campus—and even inspired her to write a book on the topic.
    Sigal Ben-Porath, a professor at the Graduate School of Education
    Ben-Porath’s research focuses on citizenship education, normative aspects of educational and social policy, and the social and educational effects of war.

    Recent Articles

  • More Articles
  • Exposure to air pollution worsens Alzheimer’s disease
    Emissions from a power plant.

    Image: Pencho Chukov via Getty Images

    Exposure to air pollution worsens Alzheimer’s disease

    New research from Penn Medicine finds living in areas with high concentration of air pollution is associated with increased buildup of amyloid and tau proteins in the brains of Alzheimer’s patients, accelerating cognitive decline.

    Sep 9, 2025

    Penn physicist Charles Kane to receive the 2026 Lorentz Medal
    Charles Kane

    Charles Kane, Christopher H. Browne Distinguished Professor of Physics at Penn’s School of Arts & Sciences.

    (Image: Brooke Sietinsons)

    Penn physicist Charles Kane to receive the 2026 Lorentz Medal

    Awarded every four years by the Royal Netherlands Academy of Arts and Sciences, the medal honors Kane’s pioneering research on topological insulators.

    Sep 4, 2025