News

  1. Life

    Hagfish may eat through their skin

    The odd dining habits of carrion-eating protovertebrates may be relevant to the evolutionary transition to land.

    By Susan Milius
  2. Humans

    Smelling a rat in a bag of chips

    A forensic scientist shares tales from a very special victims unit.

    By Rachel Ehrenberg
  3. Health & Medicine

    Half of adult males carry HPV

    Human papillomavirus, a sexually transmitted pathogen that can cause cancer, shows up often in men and lingers for months, a study shows.

    By Nathan Seppa
  4. Earth

    PCBs may impair fertility

    A study of women undergoing in vitro fertilization finds reduced embryo implantation among women with higher levels of one type of the banned chemicals.