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  • Penn Medicine doctor brings lifesaving tech to global conflict zones

    Nahreen Ahmed, a physician with Penn Medicine, has trained physicians and other care providers around the world in using ultrasound machines to assess injuries and other health concerns.

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  • A world shaped by water and access
    Three people test water below a sand dam.

    Griffin Pitt, right, works with two other student researchers to test the conductivity, total dissolved solids, salinity, and temperature of water below a sand dam in Kenya.

    (Image: Courtesy of Griffin Pitt)

    A world shaped by water and access

    Griffin Pitt’s upbringing made her passionate about water access and pollution, and Penn has given her the opportunity to explore these issues back home in North Carolina and abroad.

    Oct 8, 2025