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  • A revolutionary TEDxPenn

    From designing robots to directing award-winning films, 10 renowned speakers across a broad array of disciplines shared insight into their life’s work at Saturday’s four-hour TEDxPenn conference on campus.
    Devin Carroll in front of TEDxPenn sign
    Penn Engineering doctoral student Devin Carroll discussed using found materials in robotics to make the field more accessible. 

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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