Uncategorized

  1. Life

    Sickle-cell may blunt, not stop, malaria

    Once thought to keep parasite out of cells, the trait appears to diminish the severity of infection.

    By Tina Hesman Saey
  2. Humans

    No nuts for you, Nutcracker Man

    Tooth analysis shows huge-jawed hominid grazed on grasses and sedges.

    By Bruce Bower
  3. Chemistry

    Molecules/Matter & Energy

    Groovy snake bites, buzzy microphones and coiling liquids in this week’s news.

    By Science News
  4. Earth

    Earth/Environment

    How Antarctica got its ice, plus Chinese dust-ups and rising bird malaria in this week’s news.

    By Science News
  5. Earth

    Grand Canyon born by continental lift

    A "drip" deep within the Earth may have raised the Colorado plateau to create the spectacular landscape of the U.S.