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  • MLK symposium asks ‘What are you doing for others?’

    The Day of Service has expanded to include two weeks of music, prayer, discussion, and community service projects.
    Side-by-side headshots of two female academics
    Angela Davis (left) and Gina Dent (right) head the 19th annual keynote conversation with Margo Natalie Crawford of the Center for Africana Studies.

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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