Uncategorized

  1. Neuroscience

    Giggling rats help reveal how brain creates joy

    Rats relish a good tickle, which activates nerve cells in a part of the brain that detects touch.

    By Laura Sanders
  2. Life

    Protein mobs kill cells that most need those proteins to survive

    A protein engineered to aggregate gives clues about how clumpy proteins kill brain cells.

    By Tina Hesman Saey
  3. Paleontology

    Dragon dinosaur met a muddy end

    ‘Mud dragon’ fossil discovered in China suggests that dinosaurs’ last days were an active time of evolution.

    By Meghan Rosen
  4. Archaeology

    Stone adze points to ancient burial rituals in Ireland

    A polished stone tool discovered in Ireland’s earliest known gravesite helps scientists revive an ancient burial ceremony.