News

  1. Archaeology

    Ancient Greek rings may have been forged with iron from meteorites

    Chemical analysis of Bronze Age iron objects indicate that Greek nobles may have indulged in signet rings made with precious metal from the sky.

    By Tom Metcalfe
  2. Artificial Intelligence

    AI may respond differently to bosses and subordinates

    In simulated conversations, social hierarchy can sway AI agents, making lower-status systems more likely to follow harmful requests.

    By Lily Burton
  3. Health & Medicine

    Here’s what the first mRNA flu vaccine could mean for flu season

    Compared with standard flu shots, Moderna’s mFlusiva generates stronger, longer-lasting immunity and is more effective at preventing infection, data show.

    By Cassie Martin
  4. Anthropology

    Sugar may have been a key ingredient in human evolution

    A sweet tooth for sugars from fruits and honey may have helped fuel brain growth in our primate cousins and early human ancestors, a new study suggests.