News

  1. Life

    Placenta protectors no match for toxic Strep B pigment

    Strep B uses a toxic pigment made of fat to kill immune system cells, spurring preterm labor and dangerous infections, a monkey study shows.

    By Rachel Ehrenberg
  2. Psychology

    Erasing stigma needed in mental health care

    Social forces drive those in need away from mental health care.

    By Bruce Bower
  3. Life

    One-celled life possessed tools for going multicellular

    Unicellular ancestors of animals had molecular tools used by multicellular life.

    By Laurel Hamers
  4. Paleontology

    Birds’ honks filled Late Cretaceous air

    Oldest avian voice box fossil yet discovered belonged to a ducklike bird that lived during the age of the dinosaurs.