Skip to Content Skip to Content
  • Campus & Community
  • A fountain, its steps, and its garden—restored

    In a photo essay, see the newly restored Step Fountain at the Morris Arboretum of the University of Pennsylvania.
    Step Fountain and surrounding garden flowers
    The Step Fountain at the Morris Arboretum, newly restored alongside a series of newly planted garden beds. (Image: Rachel Browne)

    Recent Articles

  • More Articles
  • OpenAI, DeepSeek, and Google vary widely in identifying hate speech
    Two people work on coding at computer.

    Image: Kindamorphic via Getty Images

    OpenAI, DeepSeek, and Google vary widely in identifying hate speech

    Neil Fasching and Yphtach Lelkes of the Annenberg School for Communication have found dramatic differences in how large language models classify hate speech, with especially large variations for language about certain demographic groups, raising concerns about bias and disproportionate harm.

    Sep 10, 2025