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Going beyond the binary in historical explorations of sex and gender

Beans Velocci of the School of Arts & Sciences explores how sex and gender have been shaped and categorized through history—and the consequences of those constructions taking on the guise of scientific and medical fact.
Faculty member Beans Velocci
Beans Velocci, a faculty member in the Department of History and Sociology of Science, studies the complex and conflicting ways gender and sex have been investigated and represented by scientists and medical professionals.

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    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
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    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