News

  1. Life

    Tibetans live high life thanks to extinct human relatives

    DNA shared by modern-day Tibetans and extinct Denisovans suggests people picked up helpful genes through interbreeding with other hominids.

    By Tina Hesman Saey
  2. Psychology

    Tablet devices help kids with autism speak up

    Talking iPads may help break the near-silence of some kids with autism.

    By Bruce Bower
  3. Environment

    Plastic goes missing at sea

    A survey of the world’s oceans finds far less polymer trash than expected, and researchers don’t know where the rest of the plastic is.

    By Sam Lemonick
  4. Life

    Near reefs, microbial mix dictated by coral and algae

    A reef’s dominant organism, coral or algae, may determine what kind of bacteria live there.