News

  1. Cosmology

    A massive cosmic ring may challenge a key assumption about the universe

    At 3.3 billion light-years across, the ring may challenge the “cosmological principle” that the universe looks uniform at sufficiently large scales.

    By Lisa Grossman
  2. Anthropology

    This hand stencil in Indonesia is now the oldest known rock art

    The work suggests early Homo sapiens developed enduring artistic practices as they moved through the islands of Southeast Asia.

    By Tom Metcalfe
  3. Tech

    This detached hand robot has a thing for skittering on its fingertips

    The robot can bend, grasp and carry in ways humans can’t, which could help it navigate spaces too confined for human arms.