News

  1. Health & Medicine

    Human study supports theory on why dengue can be worse the next time around

    The amount of dengue antibodies leftover in the blood may up the chances of a severe second dengue infection, a study finds.

    By Aimee Cunningham
  2. Animals

    Face it: Sheep are just like us when it comes to recognizing people

    Sheep trained to recognize celebrity faces demonstrate that the animals have face-recognition capabilities similar to humans and other primates.

    By Mariah Quintanilla
  3. Anthropology

    Crocs take a bite out of claims of ancient stone-tool use

    Reptiles with big bites complicate claims of Stone Age butchery.

    By Bruce Bower
  4. Neuroscience

    Alzheimer’s protein can travel from blood to build up in the brain

    Experiments in mice show Alzheimer’s protein can travel from the blood of an affected mouse to the brain of a healthy animal.