News

  1. Ecosystems

    Lake under Antarctic ice bursts with life

    Abundant microbes thrive in subglacial lakes deep under the Antarctic ice sheet.

    By Thomas Sumner
  2. Health & Medicine

    Experimental drugs and vaccines poised to take on Ebola

    The use of experimental drugs and vaccines against Ebola may turn the tide against an outbreak in Africa that has defied efforts to control it.

    By Nathan Seppa
  3. Genetics

    Long before Columbus, seals brought tuberculosis to South America

    Evidence from the skeletons of ancient Peruvians shows that seals may have brought tuberculosis across an ocean from Africa.

    By Tina Hesman Saey
  4. Anthropology

    Earlier dates for Neandertal extinction cause a fuss

    Revised dates suggest Neandertals coexisted with modern humans for several thousand years in Europe before disappearing 40,000 years ago.