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  • Crowd-sourced map showcases campus accessibility in real time

    Grad student Mark Bookman and postdoctoral fellow Alice McGrath are on a quest to map physical and social barriers across campus. With the help of volunteers, the goal is a crowd-sourced platform to present a real-time user accessibility resource.
    Mark Bookman and Alice McGrath are the co-leads on a new map accessibility project.
    Mark Bookman and Alice McGrath are spearheading the new accessibility mapping of the Penn campus.

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  • 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

    What stiffening lung tissue reveals about the earliest stages of fibrosis
    Donia Ahmed prepares tissue for imaging.

    Image: Courtesy of Penn Engineering Today

    What stiffening lung tissue reveals about the earliest stages of fibrosis

    A Penn Engineering team has targeted the lung’s extracellular matrix to better understand early fibrosis by triggering the formation of special chemical bonds that increase tissue stiffness in specific locations, mimicking the first physical changes that may lead to lung fibrosis.

    Sep 12, 2025