News

  1. Genetics

    Genetic sleuthing again IDs a murder suspect in a cold case

    The arrest of a second murder suspect with the help of genetic genealogy raises worries that suspicionless searches may be next.

    By Tina Hesman Saey
  2. Animals

    A caterpillar outwits corn defenses by gorging on fattening ‘junk’ food

    The crop plants defend themselves with zombie-maker wasps, but one pest has a desperate work-around.

    By Susan Milius
  3. Psychology

    Gun owner or not, Americans agree on many ways to limit gun violence

    A new survey suggests that gun owners support many potential gun-control policies — now research on their efficacy needs to catch up.

    By Erika Engelhaupt
  4. Health & Medicine

    What we know about the Ebola outbreak, and the vaccine that might help

    Even as an experimental vaccine arrives in Congo to contain the virus, there are worrisome signs Ebola has spread to a city.