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  • How food moves around cities

    Domenic Vitiello, an urban and regional planning expert, teaches classes that invite students to locations in and around Philadelphia to better understand how its denizens dine.

    5 min. read

    Penn students and community members at an urban farm.
    As a part of the urban food tours, Domenic Vitiello invites local experts to speak with students in his Metropolitan Food Systems class. Iris Brown (left), a member of the Norris Square community who has helped shape and oversee community gardens, shares her story and how she became involved with Philadelphia’s urban agricultural efforts.
    (Image: Eric Sucar)

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  • The Fed explained: What it does and why it matters
    Photo of the Federal Reserve facade

    (Image: Lance Nelson)

    The Fed explained: What it does and why it matters

    Former Philadelphia Fed President Patrick Harker and financial historian Peter Conti-Brown, both Wharton professors, unpack the central bank’s origins, its unusual structure, and the quiet ways it shapes the economy

    May 13, 2026

    Fighting oral cancer with bioengineered chewing gum
    A latex-gloved hand hoding a petri dish of medical chewing gum.

    A bioengineered bean gum from the lab of Penn Dental’s Henry Daniell is found to reduce the levels of three microbes associated with head and neck squamous cell cancer to almost zero, without affecting the beneficial bacteria normally found in the mouth.

    (Image: Kevin Monko/Penn Dental Medicine)

    Fighting oral cancer with bioengineered chewing gum

    Research led by Penn Dental’s Henry Daniell shows that antiviral and antibacterial chewing gums reduce the levels of three microbes linked to worse outcomes in oral cancers, paving the way for more effective and affordable therapies.

    Apr 20, 2026