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Deborah Stull

Science News Editor
  • debstull@upenn.edu
  • deb stull
    Articles from Deborah Stull
    David Meaney on Penn’s research enterprise
    David Meaney leaning against a door in Penn's College Hall.

    David Meaney, Penn’s vice provost for research.

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    David Meaney on Penn’s research enterprise

    Penn Today spoke with David Meaney, vice provost for research, about research at Penn—its current focus and plans for its growth and evolution in the continued quest to help make lives better.

    4 min. read

    Novel plant-based approach to a better, cheaper GLP-1 delivery system
    Three researchers in a greenhouse full of lettuce heads.

    Researchers, including Rahul Singh (left), in the Daniell lab’s greenhouse where the production of clinical grade transgenic lettuce occurs.

    (Image: Henry Daniell)

    Novel plant-based approach to a better, cheaper GLP-1 delivery system

    Research led by Penn Dental’s Henry Daniell investigates the use of a lettuce-based, plant-encapsulated delivery platform as a new oral delivery of two GLP-1 drugs previously approved by the FDA in injectable form.

    3 min. read

    Beating the heat: Designing cooling for bodies in motion
    Two workers in a lab working on cooling structures.

    nocred

    Beating the heat: Designing cooling for bodies in motion

    Dorit Aviv, director of Weitzman’s Thermal Architecture Lab, studies how humans, technology, and design intersect, paving the way for the development of novel approaches to cooling people efficiently.

    5 min. read

    Planning ahead in an age of longevity
    An elderly person holding a baby while blowing out candles on a birthday cake.

    Image: Daniel Balakov via Getty Images

    Planning ahead in an age of longevity

    Tamara J. Cadet of the School of Social Policy & Practice discusses strategies for preparing—financially and physically— for an extended lifespan.

    3 min. read

    Can aging be treated at the cellular level?
    A microscope with a slide.

    Image: Wladimir Bulgar via Getty Images

    Can aging be treated at the cellular level?

    Penn researchers Shelley Berger and Esra Sahingur explain senescence, the process of cellular aging, and discuss the complexities of developing anti-aging therapies that target these cells.

    4 min. read

    Sniffing out cancer: Trained dogs can detect hemangiosarcoma by scent
    A black lab smelling an odor in an olfactometer.

    Dalton at the olfactometer lineup.

    (Image: Shelby Wise)

    Sniffing out cancer: Trained dogs can detect hemangiosarcoma by scent

    Penn Vet’s Cynthia M. Otto and Clara Wilson and colleagues show that trained dogs can identify the odor of hemangiosarcoma, a devastating canine cancer, offering the hope of a better screening tool and more effective treatments.

    3 min. read

    20 breakthroughs of 2025
    Masoud Akbarzadeh holding up one of the fabricated materials.

    The Polyhedral Structures Laboratory is housed at the Pennovation Center and brings together designers, engineers, and computer scientists to reimagine the built world. Using graphic statics, a method where forces are mapped as lines, they design forms that balance compression and tension. These result in structures that use far fewer materials while remaining strong and efficient.

    (Image: Eric Sucar)

    20 breakthroughs of 2025

    From ancient tombs and tiny robots to personalized gene editing and AI weather models, Penn’s 2025 research portfolio showed how curiosity—paired with collaboration—moves knowledge into impact and stretches across disciplines and continents.

    5 min. read

    Addressing post-separation abuse
    Jennifer Prah.

    Image: Courtesy of Jennifer Prah

    Addressing post-separation abuse

    Jennifer J. Prah of the School of Social Policy & Practice discusses recommended reforms to address abuse that continues after women leave their abusive partners.

    2 min. read

    How might AI shape the future of work?
    Headshots of Konrad Kording (left) and Ioana Marinescu (right).

    Konrad Kording and Ioana Marinescu. 

    (Image: Eric Sucar (left) and Carson Easterly (right))

    How might AI shape the future of work?

    Computer scientist Konrad Kording and economist Ioana Marinescu have developed an interactive model that incorporates assumptions from both their fields to predict how AI will affect wages, jobs, and the overall economy.

    4 min. read

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