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  • Angela Davis ‘refuses to give up’

    Angela Davis and Gina Dent joined Margo Natalie Crawford of the Center for Africana Studies for this year’s Reverend Dr. Martin Luther King, Jr. Lecture in Social Justice.
    Gina Dent, Angela Davis, and Margo Natalie Crawford seated in discussion on stage.
    Gina Dent, Angela Davis, and Margo Natalie Crawford on stage at the 19th annual MLK Lecture in Social Justice.

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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