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  • A novel and hands-on approach to teaching about technology and society

    Elly Truitt teaches students about the history of communication technology, from the invention of writing to large language models, while introducing them to Penn’s libraries and unparalleled resources.

    5 min. read

    Elly Truitt talks about books in Kislak Center.
    Elly R. Truitt, an associate professor in the Department of History & Sociology of Science, talked about the histories of centuries-old texts in a class visit to the Kislak Center for Special Collections.

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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