Uncategorized

  1. Anthropology

    Foot fossil pegs hominid kids as upright walkers 3.3 million years ago

    A foot from an ancient hominid child suggests that Lucy’s species, Australopithecus afarensis, walked early in life.

    By Bruce Bower
  2. Animals

    Researchers create hybrid embryos of endangered white rhinos

    Scientists have made the first rhino embryos, providing a small glimmer of hope for the nearly extinct northern white rhinoceros.

    By Leah Rosenbaum
  3. Health & Medicine

    Evidence grows that an HPV screen beats a Pap test at preventing cancer

    More research finds that a test for human papillomavirus infection catches precancerous cervical cells better than the standard test, a Pap.

    By Aimee Cunningham
  4. Life

    This ‘junk’ gene may be important in embryo development

    Mice — and maybe humans — can’t get past the two-cell stage of development without a particular type of jumping gene.