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  • Before geoengineering, some fundamental chemistry

    Research led by Joseph S. Francisco of the School of Arts & Sciences examines the chemistry of a proposal to curb climate change’s effects—creating a sunshade in the upper atmosphere made of sulfuric acid—and finds that there’s more work to do to successfully pull off such a feat.

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  • Future mRNA vaccines may prevent food and seasonal allergies
    A table of common food allergens including shellfish, peanuts, legumes, eggs, and milk.

    Image: fcafotodigital via Getty Images

    Future mRNA vaccines may prevent food and seasonal allergies

    Early research from Penn Medicine finds a new mRNA vaccine stops allergens from causing immune reactions and life-threatening inflammation, with promise for future treatment for a variety of seasonal and food allergies.

    Sep 29, 2025

    Penn physicist Charles Kane to receive the 2026 Lorentz Medal
    Charles Kane

    Charles Kane, Christopher H. Browne Distinguished Professor of Physics at Penn’s School of Arts & Sciences.

    (Image: Brooke Sietinsons)

    Penn physicist Charles Kane to receive the 2026 Lorentz Medal

    Awarded every four years by the Royal Netherlands Academy of Arts and Sciences, the medal honors Kane’s pioneering research on topological insulators.

    Sep 4, 2025