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  • Penn’s endowment, explained

    From financial aid to faculty salaries, Penn’s endowment provides perpetual support for generations of Penn students, staff, and faculty. Here’s how it all works.

    3 min. read

    Infographic about the more than 8,000 individual funds that support activities at Penn. 90% are donor restricted fund, represented by red squares, and 10% are school and department funds, represented by light blue squares.
    (Illustration: Rachael Ortwein)

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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