News

  1. Humans

    Ancient North Africans got milk

    Pottery study unveils early dairy practices among Saharan cattle herders.

    By Bruce Bower
  2. Health & Medicine

    More adults put off kids’ vaccinations

    Scientists say the practice has no proven value and poses risks of infection.

    By Nathan Seppa
  3. Health & Medicine

    Like a prion, Alzheimer’s protein seeds itself in the brain

    Injecting amyloid-beta into mice may induce misfolding of native amyloid-beta molecules, leading to the buildup associated with the neuron-killing disease.

    By Laura Sanders
  4. Life

    Peacocks ruffle feathers, make a rumble

    New recordings reveal that male birds use infrasound, emitting low-pitch sounds detected by peers but inaudible to human ears.