News

  1. Life

    Vertebrates, perhaps even humans, share teeth genes

    Researchers have uncovered what may be a shared genetic toolkit for teeth, one common among vertebrates and mammals, including humans

    By Laura Sanders
  2. Health & Medicine

    Postpartum psychosis most likely in month after childbirth

    Mothers who develop postpartum psychosis are at greatest risk during the first month after childbirth, and even mothers with no previous history of mental illness could develop the condition

    By Solmaz Barazesh
  3. Ecosystems

    Flowering plants welcome other life

    When angiosperms diversified 100 million years ago, they opened new niches for ants, plants and frogs.

    By Rachel Ehrenberg
  4. Humans

    Women have hormonal cues for baby cuteness

    Premenopausal women and women taking oral contraceptives are especially sensitive to the cuteness of babies’ faces, partly thanks to raised levels of reproductive hormones, a new study suggests.